Extreme Effects: Seven Things You Didn't Know About MercuryPity poor Mercury. The tiny planet endures endless assaults by intense sunlight, powerful solar wind and high-speed miniature meteoroids called micrometeoroids. The planet's flimsy covering, the exosp...
Spitzer Finds a Flavorful Mix of AsteroidsNew research from NASA's Spitzer Space Telescope reveals that asteroids somewhat near Earth, termed near-Earth objects, are a mixed bunch, with a surprisingly wide array of compositions. Like a pinata...
NASA and ATK Successfully Test Five-Segment Solid Rocket MotorWith a loud roar and mighty column of flame, NASA and ATK Aerospace Systems successfully completed a two-minute, full-scale test of the largest and most powerful solid rocket motor designed for flight...
Herschel Finds Water in a Cosmic DesertThe Herschel infrared space observatory has discovered that ultraviolet starlight is the key ingredient for making water in space. It is the only explanation for why a dying star is surrounded by a gi...