The alien world has already gone through the red giant phase of stellar evolution, a milestone our sun should reach in 5 billion years or so. The fact that the newly discovered exoplanet survived this dramatic event suggests some planets in our solar system might, too.
Europe is ramping up efforts to detect incoming asteroids. Scientists and astronauts met for the first time in Germany to discuss options for defending the Earth from asteroids.
Mysterious missile: CBS affiliate KCBS caught the launch on camera and reported that military officials were 'tight-lipped over the nature of the projectile.'
Astronauts aboard the International Space Station have had the option to vote for their local county elections from orbit. The ballots are prepared by county officials and beamed up from Mission Control.
Space shuttle Discovery will lift off for the last time on Wednesday, Nov. 3. Here are a few tips on how to get a good seat to watch the launch.
Because it goes up into space and back.
Comet Hartley 2 will make its closest approach to Earth tomorrow, and is best viewed with binoculars or a low-magnification telescope.
Asteroid collision: The Hubble Space Telescope has spotted an odd X shape in our solar system's asteroid belt, in what could be the first image of an asteroid collision in space.
By the end of this month, astronomers expect to have found 500 planets beyond our solar system. The current count is 494, including one that may be inhabitable by humans.
Evidence from an ancient meteor strike on Mars indicates the presence of liquid water at some point in the Red Planet's ancient past.