A

David

Darling

PFS (Particles and Fields Subsatellite)

A PFS (Particles and Fields Subsatellite) was released from both Apollo 15 and 16 into lunar orbit to collected data on particles and fields in the Moon's vicinity.

 

spacecraft release date mass (kg)
PFS, Apollo 15 Aug 4, 1971 36
PFS, Apollo 16 Apr 24, 1972 36