Back 1999 йылда йыһанға осороуҙар исемлеге Bashkir 1999 en els vols espacials Catalan Liste der orbitalen Raketenstarts (1999) German Luettelo vuoden 1999 miehittämättömistä avaruuslennoista Finnish 1999 en astronautique French 1999 באסטרונאוטיקה HE 1999 йисуз космосдиз ахъаюнрин сиягь LEZ Список космических запусков в 1999 году Russian Список космічних запусків 1999 року Ukrainian
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 Launch of STS-93, to deploy the Chandra X-ray Observatory | |
| Orbital launches | |
|---|---|
| First | 3 January |
| Last | 27 December |
| Total | 79 |
| Successes | 73 |
| Failures | 6 |
| Catalogued | 73 |
| National firsts | |
| Satellite |  Denmark Republic of China South Africa |
| Rockets | |
| Maiden flights | Delta II 7320 Delta II 7426 Dnepr Long March 2F Long March 4B Zenit-3SL |
| Retirements | Ariane 4 40 Athena II H-II |
| Crewed flights | |
| Orbital | 4 |
| Total travellers | 22 |
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