The International Space Station is starting its 11th year of continuous human habitation. Here is a look at designs for orbiting outposts that didn't make it off the drawing board
More than two dozen works of art ferried to and from (as well as created on) the International Space Station went on exhibit to benefit learning centers inspired by space shuttle Challenger...
The U.S. Defense Department has added thousands of automated aircraft added to its fleet over the past decade to support operations in Afghanistan, Iraq and Pakistan as concerns of drone accuracy persist...
Missed watching the NASA's Juno spacecraft embark for the solar system's largest planet? Here are some photos of the liftoff
The July 8 launch of Atlantis was as visually spectacular as any prior shuttle liftoff, but the images are particularly compelling for their historic import
Astronauts are even braver than you think. Here's a list of NASA's closest calls during the history of the agency's shuttle program
Space shuttle Endeavour, the replacement for the doomed Challenger, set off on its final mission May 16
Looking Down on Deforestation: Brazil Sharpens Its Eyes in the Sky to Snag Illegal Rainforest Loggers
After reaching the lowest Amazon deforestation rate ever recorded, Brazil faces a its next hurdle: how to maximize the increasing resolution of satellite images to monitor small-scale forest destruction...
Day-to-Day Satellite Photos Reveal the Unfolding Crisis at the Nuclear Power Plant in Japan [Slide Show]
Aerial views of the damage at the Fukushima Daiichi power plant from March 12 to March 17 show signs of the chaotic sequence of events ranging from explosions to fires
Low-cost spacecraft called CubeSats are helping bring open-source, DIY culture to spaceflight
Scientists hope that real-time information about potential solar disturbances can be used to warn those relying on operations in the increasingly crowded low Earth orbit
Between 1998 and 2010 the station evolved from a single Russian module to a behemoth orbital outpost the size of a football field
A Wet Run for a Dry Planet: NASA Tests Drilling Technology in the Desert with Mars Sample Return in Mind [Slide Show]
Despite a gummed up drill bit and three days of very un-Martian precipitation, engineers pronounced the test a success--and learned to expect the unexpected, whether it be in the California outback or on Mars...
But now comes the hard part: making phones, PCs and other mobile gadgets that can take advantage of the broadcast spectrum's strong signals
The Rosetta spacecraft got a good look at the large, main-belt asteroid during a July flyby
Icelandic eruptions, oil spills, deadly heat: NASA's Terra satellite has captured spectacular views of such dramatic events, documenting our planet's ever-changing visage since the satellite's five sensors saw "first light" 10 years ago...
The mammoth infrared observatory, scheduled to launch in 2014, will look back to the first stars in the universe
A hominid ancestor, swine flu, the world's biggest laser system and other highlights that defined this year in science
For more than 40 years, missions throughout the solar system have sent back stunning images of our home planet
(Un)inflated Expectations: Airless Lunar Wheel Concept Gets a Workout on Moon Rover Prototypes [Slide Show]
A tire company works toward a design for the extremes of space that doesn't need inflating