His doctoral thesis was entitled Cross section ratios of isobars from spallation reactions under varying conditions.

[1][2] Forster served two combat tours in Vietnam, where he commanded the 173rd Assault Helicopter Company and an air defense artillery unit.

[2][4] After graduating from the Naval Test Pilot School, Forster became the first Army officer selected as an astronaut candidate.

Robert L. Stewart eventually became the first Army astronaut, but Forster received the NASA Award for Outstanding Service after his time at the Johnson Space Center.

[6] Forster received the Secretary of Defense Superior Management Award for his work in support of the Army helicopter improvement program.