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Figure	8.BOMARCandTalosRamjet-AssistedMiss1les...........................................8
Figure	9.PositronSSRVFlightProfile••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••10
Figure	10.Artist'sRenditionofaFour-EnginePositronSSRV...............................11
Figure	11.Solid-CorePositronRocketEngineWithaHot-BleedConfiguration•••••12
Figure	12.FluidSystems........•......................•.........•.... 11•••11•••••••••••••••••111•••••••••••••••••15
Figure	13.ModifiedSangerPhotonRocketConcept.............................................17
Figure	14.ClosedBraytonCycleUsingPositronAnnihilation...............................18
Figure	15.Conceptual110WattPositronClosedCycleGeneratorBasedonthe
	NASAGlennResearchCenterStirlingRadioisotopeGenerator(SRG)••18
Figure	16.MarsTrajectories(X-CoordinatesDefinedinDirectionofAries).........20
Figure	17.SpacecraftsUsingPositronEngines.....................................................21
Figure	18.ProposedUndulator-BasedPositronSourcefortheInternational
	Linear Collider ...........................................................................................22
Figure	19..PenningTrap........................................................................................24
Figure	20.A PositronForl11SPs..............................................................................25
Figure	21.ComputerSimulationofPsAtoms.......................................................26
Figure	22.TEMofSilicaAerogel•••••••••••••••••••••••••••••••••.••••.••••••.••••••.••••••••••••••••••••••26

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Vehicle Component Structure Thermal Protection Propulsion (4 engines) Electronics TOTALDRYMASS 15%Margin+Unused Propellants Payload BURNOUTMASS TOTAL PROPELLANT GLOW Mass 25,700 kg 12,300 kg 14,900 kg 7,600 kg 60,500 kg 11,400 kg 11,340 kg (24,948 Ibs) 83,240 kg 176,000 kg 259,240 k 590,328 Ibs

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	MissionMode Turbojet - Launch Ramjet 10%margin(turbojet mode upon landing, inclination changes, etc.) TOTAL MassOfe! 2,5mg 76.5mg 7.9rng 86.9mg

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Source		$/JOULE annihilation Now 333*
		2011/19 0.410.004**

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