aerocapture heating intense materials new protection thermal atmospheric friction heating intense materials new protection thermal heating intense materials new protection thermal aerocapture materials navigation new precision protection thermal aerocapture materials new protection technology thermal transportation aerocapture materials new protection thermal aerocapture deceleration materials new planet protection target thermal aerocapture enabling materials new protection technology thermal aerocapture direct entry materials new protection thermal aero aerocapture entry materials new protection shapes thermal vehicle large lightweight mass materials new protection savings thermal aerocapture lightweight materials new protection thermal heating intense lightweight materials new protection thermal atmospheric friction large mass mature savings technology atmospheric deceleration friction large mass planet savings target atmospheric friction large mass savings atmospheric friction large mass propellant savings atmospheric friction large lightweight mass savings aerocapture navigation precision technology transportation aerocapture navigation precision aerocapture heating intense navigation precision aerocapture deceleration navigation planet precision target aerocapture enabling navigation precision technology aerocapture direct entry navigation precision aero aerocapture entry navigation precision shapes vehicle drag lift maneuverability navigation precision targeting aerocapture maneuverability navigation precision targeting aero blunt cones drag entry lift shapes vehicle aero aerocapture drag entry lift shapes vehicle aero drag entry lift shapes vehicle aero conical cylinder drag entry lift nose shapes vehicle aero drag entry lift maneuverability shapes targeting vehicle atmospheric exploration friction human large mass savings atmospheric friction mature propulsion rocket technology atmospheric deceleration friction planet target technology transportation atmospheric deceleration friction mature planet target technology aerocapture atmospheric deceleration friction planet target atmospheric deceleration friction planet target atmospheric deceleration friction planet propulsion rocket target atmospheric friction propellant propulsion rocket atmospheric deceleration friction planet propellant target atmospheric friction mature propellant technology atmospheric friction mature technology deceleration mature planet propulsion rocket target technology mature propellant propulsion rocket technology mature propulsion rocket technology development heating intense materials new protection thermal under aerocapture development materials new protection thermal under development materials new protection thermal under development lightweight materials new protection thermal under aerocapture deceleration planet target technology transportation deceleration planet target technology transportation deceleration planet propulsion rocket target technology transportation aerocapture technology transportation aerocapture heating intense technology transportation aerocapture enabling technology transportation aerocapture direct entry technology transportation aero aerocapture entry shapes technology transportation vehicle aerocapture conical cylinder efficient lander mars nose packaging spacecraft aero aerocapture conical cylinder entry mars nose shapes vehicle aerocapture conical cylinder mars nose aerocapture heating intense aerocapture deceleration heating intense planet target aerocapture enabling heating intense technology aerocapture direct entry heating intense aero aerocapture entry heating intense shapes vehicle aero aerocapture blunt cones entry shapes vehicle aero blunt cones entry shapes vehicle aero blunt cones conical cylinder entry nose shapes vehicle aero conical cylinder efficient entry lander nose packaging shapes spacecraft vehicle conical cylinder efficient lander nose packaging spacecraft aerocapture deceleration planet target aerocapture deceleration enabling planet target technology aerocapture deceleration direct entry planet target aero aerocapture deceleration entry planet shapes target vehicle aerocapture deceleration planet propulsion rocket target deceleration planet propellant propulsion rocket target deceleration planet propulsion rocket target aerocapture atmospheric friction heating intense aero aerocapture entry shapes vehicle aero aerocapture conical cylinder entry nose shapes vehicle exploration human large lightweight mass savings exploration human large mass savings aero conical cylinder entry nose shapes vehicle atmospheric friction heating intense aerocapture enabling technology aerocapture direct enabling entry technology aero aerocapture enabling entry shapes technology vehicle lightweight materials new protection thermal large lightweight mass savings aerocapture direct entry aero aerocapture direct entry shapes vehicle aero apollo blunt cones earth entry re-entry shapes vehicle atmospheric friction propellant propellant propulsion rocket