You HAVE to go see this website, the pictures are totally amazing !
When planetary science meet artists amazing drawing, it creates tens of awesome downloadable art creations representing a geological particularity of the planet or one of its satellites.
Go here : www.experiencetheplanets.com
a fantastic blog - Dreams of Space
“Highlighting non-fiction children’s books about space flight from 1945-1975”
(spotted via casiotone401’s Tumblr)
Combining the results of a search for extrasolar planets in our galaxy and a method for calculating the likelihood that extrasolar planets exist, only about 15 percent of the stars in the Milky Way likely host systems of planets like our own. Solar systems like our own are not rare, but we’re not in the majority, either.