Latest articles by Megan Gannon
Inside 'Cosmos': Q&A with Host Neil deGrasse Tyson
Space.com caught up with Neil deGrasse Tyson, host of the new "Cosmos" series, to talk about the show, Carl Sagan and science popularization.
NASA Spacecraft Buzzes Saturn's Largest Moon Titan for 100th Time
A far-flung NASA space probe flying around Saturn zipped past the ringed planet's biggest moon for the 100th time. The Cassini spacecraft made its closest approach to the hazy moon Titan on Thursday.
Usain Bolt Could Fly on Saturn Moon Titan: Here's How
A human would be able to take flight off the surface of Saturn's moon Titan by running in a wingsuit — but only if they were as fast as sprinter Usain Bolt, a group of physics students say.
NASA, Astronauts Beam Congrats to 'Gravity' on Oscar Wins
Real-life astronauts and NASA officials congratulated the "Gravity" cast and crew on their seven Oscar wins Sunday night.
Mars Meteorite with Odd 'Tunnels' & 'Spheres' Revives Debate Over Ancient Martian Life
The discovery of tiny balls and tunnels inside a Martian meteorite has rekindled the debate over whether the Red Planet was teeming with primitive life millions of years ago.
Water Found in Atmosphere of Nearby Alien Planet
Water vapor has been detected in the atmosphere of one of the first alien planets ever identified by astronomers, scientists announced.
Tiny NASA Sun Probe Sees Its Biggest Solar Flare Yet (Video)
A tiny spacecraft with its gaze trained on the sun has observed the strongest solar flare since it launched into orbit last summer, NASA announced.
Runaway Pulsar Unleashes Longest X-Ray Jet in Milky Way Galaxy
A NASA X-ray telescope has detected the longest jet in the Milky Way: a corkscrew-shaped trail of high-energy particles being ejected from a speeding pulsar.
Record-Breaking Meteorite Crash on Moon Sparks Brightest Lunar Explosion Ever
A boulder-sized space rock slammed into the lunar surface last year, sparking the brightest explosion on the moon ever seen, scientists say.
Stunning Ice-Covered Great Lakes Seen from Space (Photo)
A deep freeze has settled in over the Great Lakes this winter and a new image released by NASA shows the astonishing extent of the ice cover as seen from space.
UrtheCast Cameras Outside Space Station Send First Data Home
The two commercial cameras that will keep a constant watch over Earth from outside the International Space Station have beamed their first test image data back home.
No Meteorite Behind 'Jelly Doughnut' Mars Rock, Pictures Show
New photos of the Martian landscape further rule out a meteorite impact as the culprit behind the "jelly doughnut" rock that mysteriously appeared in front of one of NASA's Mars rovers last month.
Dead Landsat Satellite Photobombs Successor
The retired Earth-watching satellite Landsat 5 may have quit taking pictures of planet, but it’s apparently not finished posing in them.
NASA's Robotic Lander Morpheus Soars in Test Flight (Video)
NASA's next robotic moon lander Morpheus successfully completed its fifth free-flight test this week.
Eastern US Winter Storm Captured in Satellite Photo
The latest images from an Earth-watching satellite show frigid clouds veiling the eastern United States in a frightening sign of the snowstorm unfurling the region.
NASA, France Team Up for 2016 Mars Lander Mission
Space officials from the United States and France signed an agreement this week in preparation to send a robotic lander to Mars that will peer deep into the core of the Red Planet, NASA announced.
Winter Storm Battering Southeast Seen from Space
An Earth-watching satellite has spotted the latest winter storm threatening to paralyze the southeastern United States Tuesday (Feb. 11).
