Raisin Mountains on Saturn's Moon Titan
Saturn's moon Titan ripples with mountains, and scientists have been trying to figure out how they form. The best explanation, it turns out, is that Titan is shrinking as it cools, wrinkling up the moon's surface like a raisin.
Spacequakes Rumble Near Earth
Researchers using NASA's fleet of five THEMIS spacecraft have discovered a form of space weather that packs the punch of an earthquake and plays a key role in sparking bright Northern Lights. They call it "the spacequake."
NASA has a long tradition of wakeup calls to rouse both human and robotic explorers. The selections range from Barbara Streisand's Hello Dolly to Led Zepplin's Dazed and Confused.
2012: Doom or Hype?
The short answer? Hype. Contrary to some of the common beliefs out there, the science behind the end of the world quickly unravels when pinned down to the 2012 timeline.
Halfway to Pluto
Halfway to Pluto, NASA's New Horizons probe has woken up in 'exotic territory.' Mission controllers are taking the opportunity to give the spacecraft a thorough system's check in preparation for its Pluto flyby in 2015.
Strange Martian Spirals Explained
Using new data from the Mars Reconnaissance Orbiter, researchers have finally uncovered the secrets of the mysterious troughs that snake through the Martian ice cap like a spiraled maze.