| astronautix.com | Star 31 |
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| Star-31 - Credit: Thiokol. 1,316 bytes. 110 x 36 pixels. |
Antares III is the third-generation third stage for Vought Corporation's Scout launch vehicle. Propellant: AP/HTPB/Al propellant in a filament wound Kevlar case and a Thrust: 80 kN average. The design incorporates an 89-percent-solids HTPB propellant in a Kevlar(r) filament-wound case insulated with silica-filled EPDM rubber. Carbon/phenolic nozzle with a carbon/carbon throat insert. Total impulse 380,883 kgf-s. Propellant mass fraction 0.929.