Most Ariane 5 launches will provide slots for auxiliary payloads - up to ei
ght payloads at 100 kg apiece. Recent analysis has established that these s
lots can be used to send small science payloads to Mars, Venus, or a range
of near-Earth and main-belt asteroids. This paper discusses the Ariane 5 co
nfiguration, mission analyses, and launch scheduling issues associated with
these opportunities and describes some applicable candidate mission concep
ts, (C) 1999 Published by Elsevier Science Ltd. All rights reserved.