11 September
1985: On 11 September 1985, the International Cometary Explorer (ICE) made the first encounter with a comet tail - a fly-by of Comet P/Giacobini-Zinner.The spacecraft, launched in 1978 by NASA, ...
27 FÉVR. 2004
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1959: On 12 September 1959, the Soviet spacecraft Luna 2 was launched. It became the first Earth-made object to hit the Moon. The spacecraft was sterilised to avoid contaminating the Moon with terrestrial bacteria.
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10 September
1857: On 10 September 1857, James Edward Keeler was born.Keeler was an American astronomer. He verified Maxwell's prediction that Saturn's ring system is not solid, but is a vast swarm ...
9 September
1789: On 9 September 1789, William Cranch Bond was born.Bond was an American astronomer who, with his son George Phillips Bond, discovered Hyperion - the eighth satellite of Saturn. He ...
8 September
1967: On On 8 September 1967, ESOC was founded.ESOC is the mission control centre of the European Space Agency, based in Darmstadt, Germany. It is responsible for the operation of ...
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