Very soon, probably on 30 April, a half-tonne spacecraft will plough into the surface of Mercury, the closest planet to the sun, at about 4km/s or nearly 9,000mph. The spacecraft is NASA's MESSENGER ("MErcury Surface, Space ENvironment, GEochemistry, and Ranging"), which became the first spacecraft ever to orbit Mercury in March 2011.
After ten years, spacecraft will end life as just another crater on Mercury's surface
Phys.org - 27 Apr 2015 14:00
Very soon, probably on 30 April, a half-tonne spacecraft will plough into the surface of Mercury, the closest planet to the sun, at about 4km/s or nearly 9,000mph. The spacecraft is NASA's MESSENGER ("MErcury Surface, Space ENvironment, GEochemistry, and Ranging"), which became the first spacecraft ever to orbit Mercury in March 2011.
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