13 oct. 2013 - the first extrasolar asteroid is detected around white dwarf star
Description:
detected in close orbit around GD 61, which makes this the first detection of solid or liquid water on an extrasolar body. This asteroid would originally have been made of 26 percent water. Close to the water content of Ceres.Ajouté au bande de temps:
Date:
13 oct. 2013
Maintenaint
~ Il y a 10 ans
