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The discovery of water vapor in the atmosphere of the planet opens up more understanding about planet formation and the possibility of life outside our solar system.
By using the world's preeminent telescopes, astronomers peer behind a curtain of dust to find a giant star-making factory known as "Sparky."
Behold the best look yet at a massive intergalactic train wreck in progress. It's also a glimpse at what the universe looked like when it was only half its current age.
NASA image of the Serpens Cloud Core turns invisible light into a beautiful portrait of a place where stars, like ours, are born.
For centuries, distant planets were the stuff of sci-fi, but in recent years, science has begun to confirm their existence. Take a quick tour of the more than 1,700 (so far) known exoplanets in the visible universe.
NASA has launched an interactive map of the Milky Way galaxy, constructed over the course of 10 years from more than 2 million infrared images from the Spitzer Space Telescope.
Ellen McLain, voice of GLaDOS in the popular game Portal, once again enters the voice-modulated fray -- this time in an educational video for NASA.
To celebrate the previous 1,000 days of the NASA Spitzer space telescope, astronomers release their top 10 most dramatic images captured by the infrared camera on board.
NASA's Hubble telescope has taken its deepest ever picture of a cluster of galaxies, revealing some of the faintest and youngest galaxies ever detected.
NASA offers up wispy images of three dying stars to show how space generates its own ghosts.