The moon is getting a makeover: 180 new craters appear on the lunar surface every year



The moon is bombarded by so much space rock that its surface gets a complete facelift every 81,000 years, according to a study based on Nasa data.
The study also estimates that asteroids and comets crashing into Earth's only natural satellite create, on average, 180 new craters at least 33 feet (10 metres) in diameter every year.
This is a third more than previous estimates, and it means astronauts visiting the moon will have to be more careful to avoid the flying space rocks.
METEORITES ON EARTH  Earth is also constantly pelted by asteroids and meteors, but is protected by a thick... read more

 
13 October 2016 in Science &Technology, Views: 33
Source: Daily Mail
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