5 December
1973: On 5 December 1973, the US Pioneer 10 spacecraft passed within 130 354 kilometres of Jupiter.
31 JOULU. 2003
Julkaisupäivä
1078
Katselukerrat
1631: On 6 December 1631, the transit of Venus occurred as first predicted by Kepler.
He correctly predicted that a transit of Venus would occur but nobody observed it due to the fact that it occurred after sunset for most of Europe. He not only predicted this particular transit but also worked out that transits of Venus involve a cyclic period of approximately 120 years.
Mediamodaali
4 December
1998: On 4 December 1988, the 13th flight of the Space Shuttle Endeavour was launched.
3 December
1621: On 3 December 1621, the Italian scientist Galileo Galilei announced that he had perfected his telescope.
2 December
1995: On 2 December 1995, the ESA/NASA Solar and Heliospheric Observatory (SOHO) was launched.
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