Olympus and Artemis
When ESA's Olympus satellite was launched on 12 July 1989, it was the world's largest telecommunications satellite - no other satellite has yet equalled its versatility in combining four different payloads in a wide variety of frequency bands.
Artemis, an artist's impression. Carrying three payloads plus a number of experiments, ARTEMIS (Advanced Relay and Technology Mission Satellite) is being developed for testing and operating new telecommunications techniques.
Credits: ESA - J. Huart