Saturday, January 23, 2010

Meteorite colour mystery 'solved'

(BBC News) The Earth "changes the colour" of asteroids by shaking them up as they pass, according to scientists. Researchers report that this solves the mystery of why the meteorites that land on the Earth often do not match the colour of asteroids in space. Previous research had already shown that the solar radiation in space reddens the the surfaces of asteroids. Read More