31 May 2013, 07:00 AM ET
Traditional chemical rockets are too slow to keep crews safe in deep space.
30 May 2013, 04:01 PM ET
Is space-diving in our future?
30 May 2013, 01:46 PM ET
Astronauts on long interplanetary trips will face at least two kinds of radiation hazards. The Mars Science Lab’s Radiation Assessment Detector (RAD) has quantified the risk. Crews could get much more than the current accepted career dose.
30 May 2013, 12:29 PM ET
Students intent on building the next generation of Mars rovers learn about real-world challenges facing space organizations — funding, deadlines and the unexpected glitches.
30 May 2013, 06:26 AM ET
NASA is conducting a telerobotics test to examine how astronauts can work together with robotic explorers.
29 May 2013, 02:46 PM ET
Planetary Resources ARKYD is a crowdfunded space telescope that will not only allow community driven space viewing, but the ability to take a 'Space Selfies' using an onboard video screen and camera arm.
29 May 2013, 10:24 AM ET
Sierra Nevada's Dream Chaser may look like a miniature Space Shuttle, but the space craft's design includes a number of advances over NASA's former fleet of crew vehicles.
28 May 2013, 07:00 AM ET
It's unknown exactly what the unmanned vehicle is doing in Earth orbit.
27 May 2013, 07:00 AM ET
The technology could make spaceflight cheaper and more efficient, Charles Bolden said.
26 May 2013, 09:13 AM ET
What was your favorite space news story of the last week?
25 May 2013, 01:29 PM ET
In less than a week, students from around the world will gather in a remote desert similar to the terrain found on Mars to test their homebuilt rovers.
25 May 2013, 11:39 AM ET
A United Launch Alliance Delta 4 rocket launched the new Wideband Global SATCOM 5 satellite into space on May 24, 2013.
25 May 2013, 10:32 AM ET
See night launch photos of a Delta 4 rocket carrying the WGS-5 satellite for the U.S. military on May 24, 2013.
24 May 2013, 05:27 PM ET
Future astronauts may pull space pizzas from a 3D printer if a new NASA-funded project proves feasible.
24 May 2013, 04:33 PM ET
This flight simulator modeled from the Viper spacecraft featured in the Battlestar Galactica television show can flip and spin completely in any direction.
24 May 2013, 04:10 PM ET
The 3D Print project aims to jump-start an off-Earth manufacturing capability.
23 May 2013, 07:00 AM ET
There's just one thing keeping space elevators from existence.
22 May 2013, 08:18 PM ET
Physicist Marc Millis discusses how close humanity really is to a faster-than-light drive like warp speed on "Star Trek."
22 May 2013, 06:03 PM ET
A greenhouse plan for Mars and an interplanetary weather app took top prizes.
22 May 2013, 09:23 AM ET
NASA is reportedly giving a 3D printing company a six month, $125,000 grant to work on the project.
22 May 2013, 05:30 AM ET
Though not all survived, the animal astronauts will yield important data on the effects of spaceflight, scientists say.
21 May 2013, 05:21 PM ET
China is intent on becoming a major space power.
21 May 2013, 05:03 PM ET
The 3D food printer could one day be used to feed astronauts on long-duration space missions.
21 May 2013, 09:31 AM ET
NASA engineers prepare a laser light sheet for a flow visualization test in a Full-Scale Aerodynamic Complex wind tunnel.
20 May 2013, 01:50 PM ET
X Prize officials aren't revealing any details yet, though.