Photo: NASA · Public domain (US government)
Mission
Government/Top Secret · LEO
The STEX (Space Technology Experiments) satellite carried 29 new technologies intended to result in lower cost and higher performance spacecraft for future missions.
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| STEX 1998-055A | Payload | 712 × 726 km · 85.0° | Globe |
| TAURUS R/B 1998-055B | Rocket body | 645 × 666 km · 85.1° | Globe |
| USA 141 (ATEX) 1998-055C | Payload | 728 × 740 km · 85.0° | Globe |
COSPAR ID 1998-055. Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).