Wednesday, April 7, 2010 as of 11:14 AM ET

your haven't a fiftieth best hitter played in the World Series if you're getting surgery would you want the 47. fiftieth NASA doctor. And performing a surgery of course not mean this is the key thing that Romney is trying to push and he didn't succeed
Video depicts potential collision between Milky Way and Andromeda galaxies
that's no longer the case. Van der Marel and his colleagues used NASA 's Hubble space telescope to repeatedly observe select regions ..... universe," said John Grunsfeld, associate administrator for NASA 's Science Mission Directorate and a former astronaut who flew
cargo will be processed and handed over to NASA . "This is a really huge step in restoring ..... it the first to return such a load since NASA 's shuttles retired last year. Other ..... reuse. Dragon also makes it cheaper for NASA to send cargo -- and at some point, potentially
Stories and Blogs
that's no longer the case. Van der Marel and his colleagues used NASA 's Hubble space telescope to repeatedly observe select regions ..... universe," said John Grunsfeld, associate administrator for NASA 's Science Mission Directorate and a former astronaut who flew
Don't worry about when the world as we know it might end. NASA has calculated that our entire Milky Way galaxy will crash into ..... direct head-on hit — in 4 billion years. Astronomers in a NASA news conference Thursday said that years of observations from
they posed no danger to our planet, NASA scientists say. The newfound asteroid ..... approach, according to astronomers at NASA 's Asteroid Watch at the agency's Jet ..... asteroid 2012 KP24 May 28," scientists with NASA 's Asteroid Watch program assured via
world's first commercial supply ship. NASA astronaut Donald Pettit, the first one ..... Now that the space shuttles are retired, NASA is handing over orbital delivery work to ..... of President Barack Obama's vision for NASA -- does not hinge on a single mission
Hawthorne and right here in Houston," radioed NASA 's Mission Control. "Great job guys." NASA controllers clapped as their counterparts at ..... prove it was under good operating control. NASA ordered extra checks of the Dragon's imaging
Slideshows
Using the Lunar Reconnaissance Orbiter’s Lunar Orbiter Laser Altimeter (LOLA), NASA scientists have created the first-ever comprehensive catalog of large craters on the moon. In this scene taken from an animation
filters of MESSENGER’s wide-angle camera that are often related to composition. This region, viewed in detail for the first time during the third flyby, appears to have experienced a high level of volcanic activity. Source : NASA Mercury
NASA 's Lunar Crater and Observation Sensing Satellite mission sent two impactor spacecraft smashing into the moon. Scientists hope
This artist's impression shows the 'light curve' produced by a star passing behind Titan, Saturn's biggest moon. Source : NASA Saturn Moon
As NASA eliminates its manned moon missions, we take a look through decades of incredible photos that remind us where we've been -- and won't be returning for quite a while.