{"projectId":17432,"project":{"projectId":17432,"title":"Antenna design for planetary communications","startDate":"2014-10-01","startYear":2014,"startMonth":10,"endDate":"2015-09-01","endYear":2015,"endMonth":9,"programId":153,"program":{"ableToSelect":false,"acronym":"GSFC IRAD","isActive":true,"description":"<p>Goddard&#39;s IRAD program is managed under Goddard&#39;s Office of Chief Technologist.&nbsp; Activities are coordinated in collaboration with the Sciences and Exploration Directorate; Applied Engineering and Technology Directorate; Flight Projects Directorate; Wallops Flight Facility; New Opportunites Office; SBIR/STTR program; Goddard Strategic Partnerships Office; and the Export Compliance Office.</p><p>IRAD provides&quot;seed funding&quot; to develop concepts, reduce technology risk, and advance human capital and technological capabilities.&nbsp; The program is highly competitive, opportunity-driven, and 100% strategically aligned with NASA&#39;s and GSFC&#39;s strategic priorities.&nbsp; A significant portion of the program is focused on Early Stage Innovations for high-risk, strategically aligned, potential high-payoff technologies that are longer-term or lower TRL.</p>","parentProgram":{"ableToSelect":false,"acronym":"IRAD","isActive":true,"programId":87,"responsibleMd":{"canUserEdit":false,"locationEdit":false,"organizationRolePretty":"","organizationTypePretty":""},"title":"Center Independent Research & Development","acronymOrTitle":"IRAD"},"parentProgramId":87,"programId":153,"responsibleMd":{"organizationId":4910,"organizationName":"Mission Support Directorate","acronym":"MSD","organizationType":"NASA_Mission_Directorate","canUserEdit":false,"locationEdit":false,"organizationRolePretty":"","organizationTypePretty":"NASA Mission Directorate"},"responsibleMdOffice":4910,"title":"Center Independent Research & Development: GSFC IRAD","acronymOrTitle":"GSFC IRAD"},"description":"<p>This effort is to advance the design for an S-band antenna for planetary RF communication that can withstand high temperature and high pressure environments.</p> <p>The Planetary Decadal Survey, &#39;Visions and Voyages for Planetary Science in the Decade 2013 &ndash; 2012&#39;, identifies&nbsp; for proposals like&nbsp; Discovery-, New Frontiers-, and Flagship- class missions several key requirements. &nbsp;All three of these mission classes require high reliability communications that need&nbsp; to withstand extream environments.&nbsp;&nbsp;</p><p>It is desired to have a robust design with flight heritage however, this antenna needs to be able to withstand extreme environments, temperatures as high as 900&deg;C during descent, and pressures as high as 90 atm if we consider Venus&#39;s atmosphere as an example. It was also decided that the antenna needed to be protected with a radome.&nbsp; At the end, an antenna system was developed to fully leverage on proven flight heritage technology to ensure constant RF communications capabilities even when the probe is inside the entry and descent system.</p>","benefits":"<p>The proposed antenna will be optimized for an in-situ mission. &nbsp;In addition, the Center would benefit from this effort since this concept could potentially be used for other NASA GSFC missions as the Omni antenna for Telemetry, Tracking and Command (TT&amp;C); and other planetary missions where S-band communication either to a &ldquo;mother&rdquo; ship or direct to Earth would be used.</p>","releaseStatus":"Released","status":"Completed","viewCount":650,"destinationType":[],"trlBegin":1,"trlCurrent":1,"trlEnd":3,"lastUpdated":"01/27/25","favorited":false,"detailedFunding":false,"projectContacts":[{"contactId":38,"canUserEdit":false,"firstName":"Wesley","lastName":"Powell","fullName":"Wesley A Powell","fullNameInverted":"Powell, Wesley A","middleInitial":"A","email":"wesley.a.powell@nasa.gov","receiveEmail":"Subscribed_User","projectContactRole":"Project_Manager","projectContactId":4658,"projectId":17432,"programContactRolePretty":"","projectContactRolePretty":"Project Manager"},{"contactId":482557,"canUserEdit":false,"firstName":"Victor","lastName":"Marrero Fontanez","fullName":"Victor J Marrero Fontanez","fullNameInverted":"Marrero Fontanez, Victor J","middleInitial":"J","email":"victor.j.marrero@nasa.gov","receiveEmail":"Subscribed_User","projectContactRole":"Principal_Investigator","projectContactId":34709,"projectId":17432,"programContactRolePretty":"","projectContactRolePretty":"Principal Investigator"}],"programContacts":[{"contactId":43382,"canUserEdit":false,"firstName":"Bhanu","lastName":"Sood","fullName":"Bhanu P Sood","fullNameInverted":"Sood, Bhanu P","middleInitial":"P","email":"bhanu.sood@nasa.gov","receiveEmail":"Subscribed_User","programContactRole":"Program_Manager","programContactId":395,"programId":153,"programContactRolePretty":"Program Manager","projectContactRolePretty":""}],"leadOrganization":{"organizationId":4947,"organizationName":"Goddard Space Flight Center","acronym":"GSFC","organizationType":"NASA_Center","city":"Greenbelt","stateTerritoryId":3,"stateTerritory":{"abbreviation":"MD","country":{"abbreviation":"US","countryId":236,"name":"United States"},"countryId":236,"name":"Maryland","stateTerritoryId":3,"isTerritory":false},"country":{"abbreviation":"US","countryId":236,"name":"United States"},"countryId":236,"zipCode":"20771","projectId":17432,"projectOrganizationId":39544,"organizationRole":"Lead_Organization","canUserEdit":false,"locationEdit":false,"organizationRolePretty":"Lead Organization","organizationTypePretty":"NASA Center"},"otherOrganizations":[{"organizationId":4947,"organizationName":"Goddard Space Flight Center","acronym":"GSFC","organizationType":"NASA_Center","city":"Greenbelt","stateTerritoryId":3,"stateTerritory":{"abbreviation":"MD","country":{"abbreviation":"US","countryId":236,"name":"United States"},"countryId":236,"name":"Maryland","stateTerritoryId":3,"isTerritory":false},"country":{"abbreviation":"US","countryId":236,"name":"United States"},"countryId":236,"zipCode":"20771","projectId":17432,"projectOrganizationId":39544,"organizationRole":"Lead_Organization","canUserEdit":false,"locationEdit":false,"organizationRolePretty":"Lead Organization","organizationTypePretty":"NASA Center"},{"organizationId":4820,"organizationName":"ASRC Federal Space and Defense","acronym":"AS&D","organizationType":"Industry","dunsNumber":"076637073","projectId":17432,"projectOrganizationId":39534,"organizationRole":"Supporting_Organization","canUserEdit":false,"locationEdit":false,"organizationRolePretty":"Supporting Organization","organizationTypePretty":"Industry"}],"primaryTx":{"taxonomyNodeId":11136,"taxonomyRootId":8817,"parentNodeId":11130,"code":"TX05.2.6","title":"Innovative Antennas","description":"Flight and ground antennas provide more-innovative and more-effective apertures than those currently in operation and provide high efficiency but lower mass-per-unit area and accurate pointing.","exampleTechnologies":"Deployable antennas; 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