The Galileo probe is deployed from Space Shuttle Atlantis on STS-34, beginning a fourteen-year mission to Jupiter The launch of the only Delta 5920 with the Cosmic Background Explorer. | |
| Orbital launches | |
|---|---|
| First | 10 January |
| Last | 27 December |
| Total | 102 |
| Successes | 101 |
| Failures | 1 |
| Rockets | |
| Maiden flights | Ariane 4 44L Delta 4925 Delta 5920 Delta II 6925 Titan IVA |
| Retirements | Ariane 2 Ariane 3 Atlas G Delta 3920 Delta 5920 Titan 34D |
| Crewed flights | |
| Orbital | 6 |
| Total travellers | 27 |
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The following is an outline of 1989 in spaceflight.