Sep 23, 2019

Amendment 36: D.12 Astrophysics Science Smallsat Studies Final Text Released

This amendment releases final text for Program element D.12 Astrophysics Science Smallsat Studies (AS3).

AS3 solicits proposals for one-year studies of spaceflight mission concepts that can be accomplished for low cost using small spacecraft in standard form factors, including CubeSats, CubeSat constellations, and secondary (RideShare) payloads launched as Expendable Launch Vehicle Secondary Payload Adapter (ESPA) and ESPA-grande-ring compatible spacecraft. All proposed investigations must be responsive to the science goals of the Astrophysics Division.

Notices of intent to propose are not requested. The due date for proposals is December 19, 2019.

Questions concerning this program element may be directed to Michael Garcia at