ARC-1991-AC91-0164-12 Dryden Fllight Reseach Facility, Edwards, California STA (Shuttle Training Aircraft, Gulf Stream II) flys chase as STS-41returns from it's mission to Deploy Ulysses Spacecraft... Discovery's main gear is about to touch down at Edwards Air Foce Base to end a four-day mission in space for it's five-man crew. The vehicle landed at 6:57 a.m. Onboard the spacecraft were Astronauts Richard N. Richards, Robert D Cabana, William M Sheperd, Bruce E. Melnick and Thomas D. Akers.