Beyond Earth orbit launches in 1998
Launches:
| Date | Site | Rocket | Payload | Outcome |
|---|---|---|---|---|
| 1998-01-07 | Cape Canaveral | Athena 2 | Lunar Prospector | success |
| 1998-07-03 | Kagoshima | M-5 | PLANET-B (Nozomi) | success |
| 1998-10-24 | Cape Canaveral | Delta 2 7326-9.5 | Deep Space 1 | success |
| 1998-12-11 | Cape Canaveral | Delta 2 7425-9.5 | Mars Climate Orbiter | success |