1991 in spaceflight

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This was the final year of the Soviet Union, and thus the end of the Cold War competition between the two space superpowers. The number of launches subsequently declined in the 1990s, and 2018 was the first year since 1990 to have more than 100 orbital launches.

1991 in spaceflight

The crew of STS-37 deploys the Compton Gamma Ray Observatory.
Orbital launches
First	8 January
Last	28 December
Total	91
Successes	86
Failures	3
Partial failures	2
National firsts
Space traveller	Austria  United Kingdom
Rockets
Maiden flights	Ariane 4 44P Atlas II
Retirements	Vostok-2M
Crewed flights
Orbital	8
Total travellers	36
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