22 August
1989: On 22 August 1989, it was discovered that the planet Neptune had a ring system.Voyager 2 had taken images of Neptune on 20 August 1989, five days before its ...
27 FÉVR. 2004
Date de publication
1920
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1966: On 23 August 1966, NASA's Lunar Orbiter 1 took the first photograph of Earth from the Moon.
The Lunar Orbiter 1 spacecraft was designed primarily to photograph smooth areas of the lunar surface for selection and verification of safe landing sites for the Surveyor and Apollo missions.
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21 August
1995: On 21 August 1995, Subrahmanyan Chandrasekhar died.An Indian-born astrophysicist, he was a Nobel Laureate in 1983. The term Chandrasekhar's limit shows that those stars which retain an end-of-life mass ...
20 August
2001: On 22 August 2001, Sir Fred Hoyle died. A British astronomer and founder of the Institute of Astronomy at Cambridge, he was best known for his contributions to knowledge ...
19 August
2000: On 19 August 2000, the second payload of the ESA's Cluster mission was launched aboard a Russian Soyuz rocket from Baikonur, Kazakhstan.Cluster is a collection of four spacecraft flying ...
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