Spectacular images every day.
These real planets, moons and asteroids match anything imagined by George Lucas for the "Star Wars" universe.
Take a tour of our solar system with us – from the sun to the furthest dwarf planets! Come on, it can't hurt!
See photos from NASA's successful Phoenix Mars Lander mission, which explored the Martian arctic in search of water ice.
While 2010 saw many historic successes in spaceflight and space science, plenty of things went wrong this year, too.
The European Space Agency (ESA) will partner with Russian researchers to lock a crew of six people in metal tubes for a simulated trip to Mars.