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        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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  <xsd:import namespace="http://fasb.org/us-roles/2024" schemaLocation="https://xbrl.fasb.org/us-gaap/2024/elts/us-roles-2024.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/ecd-sub/2024" schemaLocation="https://xbrl.sec.gov/ecd/2024/ecd-sub-2024.xsd" />
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  <xsd:element id="hssc_CapitalizedInterest" abstract="false" name="CapitalizedInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_CashPaidForAmountsIncludedInTheMeasurementOfFinanceLeasesFinancingActivities" abstract="false" name="CashPaidForAmountsIncludedInTheMeasurementOfFinanceLeasesFinancingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_AccountingPoliciesLineItems" abstract="true" name="AccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_ScheduleOfSatellitesTableTextBlock" abstract="false" name="ScheduleOfSatellitesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
  <xsd:element id="hssc_ScheduleOfOtherInvestmentTransactionsTableTextBlock" abstract="false" name="ScheduleOfOtherInvestmentTransactionsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" />
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  <xsd:element id="hssc_EchoStarXXIVSatelliteLeaseMember" abstract="true" name="EchoStarXXIVSatelliteLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsAgreementRenewalOptionTerm" abstract="false" name="RelatedPartyTransactionsAgreementRenewalOptionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_LeaseTermAndDiscountRateAbstract" abstract="true" name="LeaseTermAndDiscountRateAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_CustomerRentalEquipmentMember" abstract="true" name="CustomerRentalEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_CheyenneWyomingAndGilbertArizonaMember" abstract="true" name="CheyenneWyomingAndGilbertArizonaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsAgreementTerminationRequiredNoticePeriodFromRelatedPartyMinimum" abstract="false" name="RelatedPartyTransactionsAgreementTerminationRequiredNoticePeriodFromRelatedPartyMinimum" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_HughesBroadbandMasterServicesAgreementMember" abstract="true" name="HughesBroadbandMasterServicesAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_LeaseRightOfUseAsset" abstract="false" name="LeaseRightOfUseAsset" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_EchoStarMobileLimitedMemberMember" abstract="true" name="EchoStarMobileLimitedMemberMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_LicenseFeeDisputeMember" abstract="true" name="LicenseFeeDisputeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_FinancingReceivableStatedInterestRate" abstract="false" name="FinancingReceivableStatedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="hssc_NumberOfSatellitesInGeostationaryOrbitUtilizedByReportingEntity" abstract="false" name="NumberOfSatellitesInGeostationaryOrbitUtilizedByReportingEntity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="hssc_LeaseByNameDomain" abstract="true" name="LeaseByNameDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_CapitalizedContractCostForeignCurrencyTranslation" abstract="false" name="CapitalizedContractCostForeignCurrencyTranslation" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsAgreementTerm" abstract="false" name="RelatedPartyTransactionsAgreementTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_HughesSystiqueCorporationMember" abstract="true" name="HughesSystiqueCorporationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_ServicesOnlyMember" abstract="true" name="ServicesOnlyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_IncreaseDecreaseInCapitalizedContractCostRollForward" abstract="true" name="IncreaseDecreaseInCapitalizedContractCostRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_EquipmentProductMember" abstract="true" name="EquipmentProductMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_NumberOfSatelliteLeasesOperatingLeases" abstract="false" name="NumberOfSatelliteLeasesOperatingLeases" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="hssc_LeaseLiabilityCurrent" abstract="false" name="LeaseLiabilityCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_SeniorSecuredNotes5.250PercentDue2026Member" abstract="true" name="SeniorSecuredNotes5.250PercentDue2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_ParentsCapitalAccountReturnOfCapitalFinancingActivities" abstract="false" name="ParentsCapitalAccountReturnOfCapitalFinancingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_AssetHeldUnderFinanceLeaseMember" abstract="true" name="AssetHeldUnderFinanceLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_HughesEquipmentAndServiceAgreementMember" abstract="true" name="HughesEquipmentAndServiceAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_AdditionalLicenseFeesMember" abstract="true" name="AdditionalLicenseFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsSharesExchanged" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsSharesExchanged" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="hssc_AccountingPoliciesTable" abstract="true" name="AccountingPoliciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" />
  <xsd:element id="hssc_HughesNetworkSystemsMember" abstract="true" name="HughesNetworkSystemsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_OtherNonoperatingNet" abstract="false" name="OtherNonoperatingNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_SatellitesMember" abstract="true" name="SatellitesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsAgreementTerminationNoticeRequiredByReportingEntity" abstract="false" name="RelatedPartyTransactionsAgreementTerminationNoticeRequiredByReportingEntity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_SouthAndCentralAmericaMember" abstract="true" name="SouthAndCentralAmericaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_LossContingencyPaymentScheduleTerm" abstract="false" name="LossContingencyPaymentScheduleTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_LeaseLiabilitiesAbstract" abstract="true" name="LeaseLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_TerreStarSolutionsInc.Member" abstract="true" name="TerreStarSolutionsInc.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_LeaseByNameAxis" abstract="true" name="LeaseByNameAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsAgreementAutomaticRenewalPeriod" abstract="false" name="RelatedPartyTransactionsAgreementAutomaticRenewalPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_DeluxeEchoStarLLCMember" abstract="true" name="DeluxeEchoStarLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_FinanceLeaseCost1Abstract" abstract="true" name="FinanceLeaseCost1Abstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_ProductLeaseMember" abstract="true" name="ProductLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_AccruedExpensesCurrent" abstract="false" name="AccruedExpensesCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_LesseeWeightedAverageRemainingLeaseTermAbstract" abstract="true" name="LesseeWeightedAverageRemainingLeaseTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_CostMethodInvestmentNonvotingInterestOwnershipPercentage" abstract="false" name="CostMethodInvestmentNonvotingInterestOwnershipPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" />
  <xsd:element id="hssc_RelatedPartyAgreementTerminationNotice" abstract="false" name="RelatedPartyAgreementTerminationNotice" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_ReferralMarketingAgreementMember" abstract="true" name="ReferralMarketingAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_SatelliteRelatedObligationMember" abstract="true" name="SatelliteRelatedObligationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_CapitalizedContractCostAdditions" abstract="false" name="CapitalizedContractCostAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_BroadbandConnectivitySolutionsMember" abstract="true" name="BroadbandConnectivitySolutionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_AgreementServicePeriodAxis" abstract="true" name="AgreementServicePeriodAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" />
  <xsd:element id="hssc_FurnitureFixturesEquipmentAndOtherMember" abstract="true" name="FurnitureFixturesEquipmentAndOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_BuildingsFurnitureFixturesEquipmentAndOtherMember" abstract="true" name="BuildingsFurnitureFixturesEquipmentAndOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_PenaltiesMember" abstract="true" name="PenaltiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_SatelliteMonthlyLeaseExpense" abstract="false" name="SatelliteMonthlyLeaseExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_SoftwareAndComputerEquipmentMember" abstract="true" name="SoftwareAndComputerEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_TerreStarAgreementMember" abstract="true" name="TerreStarAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_LeaseLiability" abstract="false" name="LeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_SatellitesOwnedMember" abstract="true" name="SatellitesOwnedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_FinanceLeaseCost" abstract="false" name="FinanceLeaseCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_CashReceivedForInterest" abstract="false" name="CashReceivedForInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_ServicesLeaseMember" abstract="true" name="ServicesLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_NumberOfEligibleEmployees" abstract="false" name="NumberOfEligibleEmployees" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="hssc_CashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsFairValueDisclosure" abstract="false" name="CashAndCashEquivalentsAndRestrictedCashAndCashEquivalentsFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_OtherDebtInvestments" abstract="false" name="OtherDebtInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_ParentsCapitalAccountReturnOfCapital" abstract="false" name="ParentsCapitalAccountReturnOfCapital" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_AccountsPayableTradeNoncurrent" abstract="false" name="AccountsPayableTradeNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_SatellitesLeasedMember" abstract="true" name="SatellitesLeasedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_EchoStarMember" abstract="true" name="EchoStarMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations" abstract="false" name="DeferredIncomeTaxExpenseBenefitIncludingDiscontinuedOperations" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_FinanceLeaseRightOfUseAssetNumberOfUnits" abstract="false" name="FinanceLeaseRightOfUseAssetNumberOfUnits" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="hssc_QuarterToQuarterMember" abstract="true" name="QuarterToQuarterMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_DISHNetworkMember" abstract="true" name="DISHNetworkMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_IncreaseDecreaseInContractLiabilities" abstract="false" name="IncreaseDecreaseInContractLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_NumberOfSatelliteLeasesFinanceLeases" abstract="false" name="NumberOfSatelliteLeasesFinanceLeases" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsRequiredMinimumNoticePeriodForTerminationOfAgreement" abstract="false" name="RelatedPartyTransactionsRequiredMinimumNoticePeriodForTerminationOfAgreement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionAgreementRenewalOptionNumberOfRenewalTerms" abstract="false" name="RelatedPartyTransactionAgreementRenewalOptionNumberOfRenewalTerms" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType" />
  <xsd:element id="hssc_TotalNonoperatingIncomeExpenseInterestAndDebtExpenseAndIncomeLossFromEquityMethodInvestments" abstract="false" name="TotalNonoperatingIncomeExpenseInterestAndDebtExpenseAndIncomeLossFromEquityMethodInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_DBSDNorthAmericaAgreementMember" abstract="true" name="DBSDNorthAmericaAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_ServicesDesignDevelopmentAndConstructionMember" abstract="true" name="ServicesDesignDevelopmentAndConstructionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_SatelliteLeaseTerm" abstract="false" name="SatelliteLeaseTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_RelatedPartyTransactionsRequiredMinimumNoticePeriodForTerminationOfSpecificService" abstract="false" name="RelatedPartyTransactionsRequiredMinimumNoticePeriodForTerminationOfSpecificService" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType" />
  <xsd:element id="hssc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIssuedInConnectionWithExchange" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIssuedInConnectionWithExchange" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" />
  <xsd:element id="hssc_SeniorUnsecuredNotes6.625PercentDue2026Member" abstract="true" name="SeniorUnsecuredNotes6.625PercentDue2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_LesseeWeightedAverageDiscountRateAbstract" abstract="true" name="LesseeWeightedAverageDiscountRateAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType" />
  <xsd:element id="hssc_CheyenneWyomingMember" abstract="true" name="CheyenneWyomingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element id="hssc_IntangibleAssetsExcludingOtherIntangibleAssets" abstract="false" name="IntangibleAssetsExcludingOtherIntangibleAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_LeaseLiabilityNoncurrent" abstract="false" name="LeaseLiabilityNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" />
  <xsd:element id="hssc_HughesBroadbandDistributionAgreementMember" abstract="true" name="HughesBroadbandDistributionAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" />
  <xsd:element name="EchostarXxivMember" id="hssc_EchostarXxivMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LossContingencyGross" id="hssc_LossContingencyGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="RelatedPartyTransactionsAgreementRenewalNoticeRequiredByReportingEntity" id="hssc_RelatedPartyTransactionsAgreementRenewalNoticeRequiredByReportingEntity" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CollocationAndAntennaSpaceAgreementsMember" id="hssc_CollocationAndAntennaSpaceAgreementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestAndInterestOnPenaltiesMember" id="hssc_InterestAndInterestOnPenaltiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AmendedAndRestatedProfessionalServicesAgreementMember" id="hssc_AmendedAndRestatedProfessionalServicesAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="SatellitesInGeosynchronousOrbitLengthAboveEquator" id="hssc_SatellitesInGeosynchronousOrbitLengthAboveEquator" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseChangesInAllowanceForCreditLosses" id="hssc_IncreaseDecreaseChangesInAllowanceForCreditLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OperatingLeasesCost" id="hssc_OperatingLeasesCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ProceedsFromEquityMethodInvestmentDistributionsReturnOfCapital" id="hssc_ProceedsFromEquityMethodInvestmentDistributionsReturnOfCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccountsReceivableAndContractWithCustomerAssetsNetCurrent" id="hssc_AccountsReceivableAndContractWithCustomerAssetsNetCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccountsReceivableAndContractWithCustomerAssetsAllowanceForCreditLossCurrent" id="hssc_AccountsReceivableAndContractWithCustomerAssetsAllowanceForCreditLossCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ScheduleOfTransactionsWithEquityMethodInvesteeTableTextBlock" id="hssc_ScheduleOfTransactionsWithEquityMethodInvesteeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SoftwareDevelopmentServicesPurchases" id="hssc_SoftwareDevelopmentServicesPurchases" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="MarketableInvestmentSecuritiesRestrictedCashAndCashEquivalentsAndOtherInvestmentsAbstract" id="hssc_MarketableInvestmentSecuritiesRestrictedCashAndCashEquivalentsAndOtherInvestmentsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LeaseDisclosureTextBlock" id="hssc_LeaseDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LessorSalesTypeAndOperatingLeaseLeaseIncomeTableTextBlock" id="hssc_LessorSalesTypeAndOperatingLeaseLeaseIncomeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AccountsReceivableAndContractWithCustomerAssetsCreditLossExpenseReversal" id="hssc_AccountsReceivableAndContractWithCustomerAssetsCreditLossExpenseReversal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccountsReceivableAndContractWithCustomerAssetsAllowanceForCreditLossWriteoff" id="hssc_AccountsReceivableAndContractWithCustomerAssetsAllowanceForCreditLossWriteoff" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccountsReceivableAndContractWithCustomerAssetsAllowanceForCreditLossForeignCurrencyTranslation" id="hssc_AccountsReceivableAndContractWithCustomerAssetsAllowanceForCreditLossForeignCurrencyTranslation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AdjustmentsToAdditionalPaidInCapitalSharesIssuedAndAssetsContributedRelatedToJointVenture" id="hssc_AdjustmentsToAdditionalPaidInCapitalSharesIssuedAndAssetsContributedRelatedToJointVenture" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SalesTaxesPolicyPolicyTextBlock" id="hssc_SalesTaxesPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherComprehensiveIncomeLossTableTextBlock" id="hssc_OtherComprehensiveIncomeLossTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OciDebtSecuritiesAvailableForSaleRecognitionOfPreviouslyUnrealizedHoldingGainLossBeforeAdjustmentAndTax" id="hssc_OciDebtSecuritiesAvailableForSaleRecognitionOfPreviouslyUnrealizedHoldingGainLossBeforeAdjustmentAndTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OciDebtSecuritiesAvailableForSaleRecognitionOfPreviouslyUnrealizedHoldingGainLossBeforeAdjustmentAfterTax" id="hssc_OciDebtSecuritiesAvailableForSaleRecognitionOfPreviouslyUnrealizedHoldingGainLossBeforeAdjustmentAfterTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherComprehensiveIncomeLossOtherBeforeTax" id="hssc_OtherComprehensiveIncomeLossOtherBeforeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherComprehensiveIncomeLossOtherNetOfTax" id="hssc_OtherComprehensiveIncomeLossOtherNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SoftwareUsefulLife" id="hssc_SoftwareUsefulLife" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LesseeLeaseDescriptionTableTextBlock" id="hssc_LesseeLeaseDescriptionTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AociOtherAdjustmentsParentMember" id="hssc_AociOtherAdjustmentsParentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CapitalizedComputerSoftwareUnderDevelopmentNetMonetary" id="hssc_CapitalizedComputerSoftwareUnderDevelopmentNetMonetary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ConnectivityServices" id="hssc_ConnectivityServices" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OtherCostOfServices" id="hssc_OtherCostOfServices" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="OperatingIncomeLossBeforeDepreciationAndAmortization" id="hssc_OperatingIncomeLossBeforeDepreciationAndAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherThanAmericasMember" id="hssc_OtherThanAmericasMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ScheduleOfInterestOnLongTermDebtTableTextBlock" id="hssc_ScheduleOfInterestOnLongTermDebtTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherNotesPayableMember" id="hssc_OtherNotesPayableMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtInstrumentPurchasePriceDueToChangeOfControlAsPercentageOfAggregatePrincipalAmount" id="hssc_DebtInstrumentPurchasePriceDueToChangeOfControlAsPercentageOfAggregatePrincipalAmount" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ResearchAndDevelopmentCreditCarryforwardAmountNotSubjectToExpiration" id="hssc_ResearchAndDevelopmentCreditCarryforwardAmountNotSubjectToExpiration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationTaxCreditReversalAmount" id="hssc_EffectiveIncomeTaxRateReconciliationTaxCreditReversalAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferentialIncludingLossFromIrishEntitiesAmount" id="hssc_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferentialIncludingLossFromIrishEntitiesAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationUncertainTaxPositions" id="hssc_EffectiveIncomeTaxRateReconciliationUncertainTaxPositions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DeferredTaxAssetsOperatingLossTaxCreditAndOtherCarryforwards" id="hssc_DeferredTaxAssetsOperatingLossTaxCreditAndOtherCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DeferredTaxLiabilitiesPropertyPlantAndEquipmentRegulatoryAuthorizationsAndOtherIntangibles" id="hssc_DeferredTaxLiabilitiesPropertyPlantAndEquipmentRegulatoryAuthorizationsAndOtherIntangibles" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="UnrecognizedTaxBenefitsIncreaseResultingFromReclassificationDueToMerger" id="hssc_UnrecognizedTaxBenefitsIncreaseResultingFromReclassificationDueToMerger" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EchoStarCorporationMember" id="hssc_EchoStarCorporationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EmployeeStockPurchasePlanMaximumFairValueOfCommonStockPermittedToBePurchasedPerAnnum" id="hssc_EmployeeStockPurchasePlanMaximumFairValueOfCommonStockPermittedToBePurchasedPerAnnum" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DefinedContributionPlanEchoStar401KPlanMember" id="hssc_DefinedContributionPlanEchoStar401KPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DefinedContributionPlanDiscretionaryStockContributionsNetOfForfeitures" id="hssc_DefinedContributionPlanDiscretionaryStockContributionsNetOfForfeitures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ContractualObligationsTypeAxis" id="hssc_ContractualObligationsTypeAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ContractualObligationsTypeDomain" id="hssc_ContractualObligationsTypeDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfBroadbandSubscribers" id="hssc_NumberOfBroadbandSubscribers" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="LeaseRenewalOptionPeriod" id="hssc_LeaseRenewalOptionPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MarketableSecuritiesRestrictedCashAndCashEquivalentsAndOtherInvestments" id="hssc_MarketableSecuritiesRestrictedCashAndCashEquivalentsAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ScheduleOfCapitalizedInterestSatellitesTableTextBlock" id="hssc_ScheduleOfCapitalizedInterestSatellitesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="License95WMember" id="hssc_License95WMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="License107WMember" id="hssc_License107WMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MarketableAndNonMarketableInvestmentSecuritiesRealizedAndUnrealizedGainsLossExcludingOtti" id="hssc_MarketableAndNonMarketableInvestmentSecuritiesRealizedAndUnrealizedGainsLossExcludingOtti" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
