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Science Technology Engineering Mathematics
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Science Technology Engineering Mathematics

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Scott Willoughby

Scott Willoughby
Northrop Grumman Aerospace Systems
Vice President and JWST Program Manager

For more information, please visit: https://give.fit.edu/james-webb-space-telescope

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Science Technology Engineering Mathematics Presentation Transcript

  • 1. Scott WilloughbyNorthrop Grumman Aerospace SystemsVice President, and JWST Program ManagerApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-0676
  • 2. L1Webb is an End-to-End Architecture2HubbleMoonNIRSpecFGSMIRINIRCamThe Webb Partners:Institutional Systems Common SystemsLaunchSiteServicesPayloadAdapterLaunchVehicleL2EarthLaunchSegment• OpticalTelescopeElement• SpacecraftElement[Spacecraft Bus & Sunshield]ObservatorySegmentGround Segment• Science & Operations CenterIntegratedScienceInstrumentModuleTHE WEBB SYSTEMNIRSpecMIRI
  • 3. Webb has to be BIG3
  • 4. Webb vs. Hubble Size MattersWebb has > 7 times the light collecting area of Hubble4
  • 5. Webb will Operate1,000,000 miles from Earth5 Reasons to Observe from L2• Sun, Earth and Moon are always in the same direction• Continuous solar electric power• Earth and its heat are far away• Thermal Stability• Observing Efficiency5
  • 6. 10 Keys Technologies Invented for WebbBackplaneMirror PhasingAlgorithmsBeryllium PrimaryMirror SegmentSunshieldMembraneNear-InfraredDetectorMid-InfraredDetectorCryogenicASICsμShuttersCryocoolerCryogenic HeatSwitches6
  • 7. Webb Must be Kept Cold7
  • 8. Webb is a Real Life TransformerDeployed ConfigurationStowed Configuration8
  • 9. Stationkeeping SCATThrustersSpacecraft BusRadiation Shades-J2 Equipment PanelStar TrackersSpacecraft OmniLV Adapter RingGimballed AntennaAssemblySunshield Layer 5Forward SpreaderBarsSunshield Layer 1Forward UPSAssemblyMid BoomMid Spreader BarMembraneTensioning SystemSunshieldBusMirrors Secondary MirrorAssemblySecondary Mirror18 Segment PrimaryMirrorAft OpticsSubsystemOTE OmniSecondary MirrorSupport StructureFrillMajor Webb Observatory Elements9
  • 10. Technical Progress: Flight HardwareCone mandrel for spacecraftbus at Northrop GrummanSunshield Flight Templateat NexolveFlight Telescope BackplaneWings at ATKAll 18 Flight primary mirrorsat Ball AerospaceFlight Solid State Recorderat Space Park10
  • 11. Primary Mirror SegmentsMirror Assembly at BallCoated Primary Mirror at QCI Preparation for Shipment to XRCFPM Inspection at TinsleyApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-067611
  • 12. Mirror Testing atNASA Marshall Space Flight Center12
  • 13. Pathfinder BackplaneApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-0676
  • 14. 14Secondary & Tertiary Flight Mirrors
  • 15. Aft Optics SubsystemAft Optics Bench Tertiary Mirror AssemblyFine Steering MirrorAOS Radiator PanelsAOS Light EnclosureApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-067615
  • 16. Mirror Control Electronics/SoftwareCryoMultiplexerUnit (CMU)Actuator DriveUnit (ADU)EDU1/6th Scale Testbed TelescopeCMUs on Mirror Test Stand at XRCFApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-067616
  • 17. Spacecraft DevelopmentSSR EQMCryoharness thermal qual29 Slice TAU EQMTransponder EMSAR EQMHGA STMApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-067617
  • 18. Mirror Installation• Critical early demo of mirror installation processRobotic armwithMirrorSimulatorApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-067618
  • 19. Optical Telescope Assembly StandFabrication Completed• Used to hold telescope backplane while primarymirror segments & telescope optics installed• Supports weight of entire optical telescope – a loadof more than 3.7 metric tons.• Weighs 139,000 poundsBack end of Optical Benchbeing welded together (UpsideDown)Approved for Public Release by NASA, 25 May 2011, NGAS Case 11-067619
  • 20. Template Layer Hole Tool PunchingOperationsApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-067620
  • 21. Robot arm rehearsing mirrorplacement at NASA GSFCBackplane Pathfinder atNorthrop GrummanIntegrated validation article(optical telescope element and sunshield simulator)21Technical Progress: Risk Reduction
  • 22. JWST Path to Launch22
  • 23. BallAerospaceBlue LineEngineeringGLScientificMauna KeaEngineeringU. ofHawaiiBechdon Company, Inc.BoeingCSCConceptual AnalyticsCurtis Management Co.ESI, LLCGeneral DynamicsGenesis Engineering Co., LLCGlobal Science & TechnologyHammers Co.HoneywellHTSIJ&T Chartered EngineersJanis Research Co.Johns Hopkins U.LittonLockheed MartinLorr C.Mega EngineeringMicrotelNGESNu-TekQSS Group, Inc.RaytheonSAICSGTSigmaSTScISRS TechnologiesSSAISwales AerospaceU. of MarylandMincoProducts,Inc.SheldahlCo.OpticalSolutionsInc.TimkinAerospaceSuperPrecisionBAE SystemsGeneral DynamicsManTechNational ResearchInitiativesOrbital SciencesCorpCatholic U.NavalResearch LabATK Space SystemsSpace Dynamics Lab / Utah St. U.Muniz EngineeringNational InstrumentsTexas A&M U.Johnson SpaceCenterTycoEngineeredPrecision Measurements &InstrumentsBrushWellmanKeithleyLakeShoreCryotronicsGlennResearchCenterAeroflexIndium Co.of AmericaITTU. OfRochesterDynacoHoneywellInternationalOptical DeviceEngineeringCorpU. of ArizonaAxsysTechnologiesMarshallSpace FlightCenterAdvanced Quick CircuitsCDA InterCorpGeodetic ServicesU. Of IdahoBoeingAppli-TecIncHyper-tronicsCorpZygoNewarkElectronicsCortezIIIServiceCorpDoETRAX International IncAmes Research CenterATK Composites Optics, IncComposite OpticsGlenairHewlett PackardJDS UniphaseJPLLockheed Martin ATCMaxwell TechnologiesMoogNewport CorporationNorthrop GrummanParsons Infrastructure& TechnologyRaytheon Vision SystemsRockwell ScientificSabritecSt Systems USA, IncSVG Tinsley LaboratoriesSynopsys, Inc.Tayco Engineering, Inc.UC BerkelyWebb is the Intense Focus of Thousandsof Dedicated Americans23JWST is over 1200 People in 24 States at 87 Companies, 7 Federal Entities & 9 UniversitiesCAHIAZTXNMALFLVADCMDNJPARIMANHNYOHILMNCOUTIDNVORPre-ConfigurationConfiguration 1Configuration 2Configuration 3GSFCMSFC15436278910 11
  • 24. Ortega TelescopePhoto by Christopher LehmannCourtesy of Florida Institute of TechnologyNorthrop Grumman is Looking for Innovators
  • 25. Getting the STEM Story Out
  • 26. Resources26Please follow us on:NorthropGrumman.comJWST.NASA.govJWebbTelescope.orgJoin the conversation online:@northropgrumman#JWSTDownload the JWST iBook atHubbleSite.org/ibooks
  • 27. Questions and AnswersRedondo Beach Washington, DC Paris Colorado SpringsRochesterOrlandoDublinSeattle GreenbeltMontreal Munich New York CityApproved for Public Release by NASA, 25 May 2011, NGAS Case 11-0676