20 December 2010, 10:32 AM ET
When you look out deeply into space, you look back far into time. Who might be looking back at you? When did they live? Are they still there? How long will we last? Sky-watching brings wonder...
20 December 2010, 09:37 AM ET
This helpful guide to amateur astronomy introduces you to the night sky, tells you how to best observe it, and explains in simple terms what a telescope really does.
20 December 2010, 08:45 AM ET
The Yuletide evening sky should provide a brilliant spectacle for anyone willing to brave the cold this season.
09 December 2010, 05:08 PM ET
A jumbo jet outfitted with a telescope completed its first science flight Wednesday (Dec. 1), demonstrating the aircraft's potential to observe the infrared universe.
06 December 2010, 07:45 AM ET
While holiday decorations are popping up all over on people's houses this season, they are not the only glittering spectacles to be seen: For the ultimate Christmas lights all you have to do is look up.
30 November 2010, 09:55 AM ET
Lockheed Martin's first Orion space capsule could launch atop a huge rocket in an unmanned 2013 test flight.
10 November 2010, 11:21 AM ET
NASA has awarded a total of $7.5 million spread across 13 different U.S. companies to fund new concept studies into affordable heavy-lift rocket ideas.
28 October 2010, 05:18 PM ET
A space race is on among commercial companies aiming to snag a lucrative contract to ferry astronauts to the International Space Station.
26 October 2010, 06:54 PM ET
The Hubble Space Telescope has peered into a vast stellar nursery and snapped a photo of a newly born star.
01 October 2010, 01:46 PM ET
As NASA's space shuttle program draws to a close, production of the shuttle's external fuel tanks has ceased. Lockheed Martin had built NASA fuel tanks since 1973.
28 September 2010, 03:20 PM ET
NASA's new Orion space capsule is steadily coming together in preparation for a 2013 launch, even though the craft's mission and funding are in limbo at the moment.
22 September 2010, 10:33 AM ET
This video describes the steps engineers are taking to get NASA's new Orion spacecraft ready for launch by 2013.
13 September 2010, 12:30 PM ET
A NASA team's plan rejects parts of the president's space exploration strategy but aligns with a version of the Senate's NASA authorization bill.
07 September 2010, 07:40 AM ET
An instrument on an upcoming mission to orbit will make daily maps of the Red Planet's atmosphere.
03 September 2010, 12:13 PM ET
Researchers are hoping that the Mars500 simulation, which hits the three-month mark this week, will shed some light on significant factors to consider in crew selection for future long-duration missions.
02 September 2010, 01:42 PM ET
New airbag technology that mimics nature's way of protecting seed embryos could take the bumps out of spacecraft landings.
02 September 2010, 08:15 AM ET
In a new letter 30 Nobel laureates and space officials argue for different NASA spending priorities in a bill working through Congress.
31 August 2010, 05:37 PM ET
Human explorers can only reach a limited number of asteroids during the next several decades.
19 August 2010, 08:13 AM ET
Astronauts aboard the International Space Station must work out 2.5 hours per day, six days a week, to stave off the worst effects of muscle atrophy.
18 August 2010, 01:16 PM ET
NASA is pushing ahead with work its new Orion spacecraft and Ares rockets despite their ambiguous status.
05 August 2010, 05:29 PM ET
A suborbital NASA rocket lit up the predawn sky above Virginia early Wednesday during a demonstration flight to test its new motor.
30 July 2010, 02:39 PM ET
NASA has added a video camera to its next Mars rover to take viewers on Earth along for a ride when it lands on the Martian surface.
01 July 2010, 11:27 AM ET
An historic Gemini-Titan rocket rolled into Houston last week to join the small collection of very large launch vehicles populating the rocket park at NASA's Johnson Space Center.
24 June 2010, 03:19 PM ET
More than 60 Congress members joined in a call to direct NASA to being building a heavy-lift rocket immediately.
11 June 2010, 12:06 PM ET
The U.S. House Science and Technology Committee has given NASA one week to flesh out cost and schedule estimates for a slimmed-down version of the Orion Crew Exploration Vehicle.
11 June 2010, 10:26 AM ET
NASA's Constellation program is facing a potential $1 billion funding shortfall in the remaining four months of the current budget year, a situation that likely will force contractors to scale back work on major elements of the program.
31 May 2010, 09:59 AM ET
Boeing is willing to build a crew capsule for NASA on a commercial fixed-price basis but is troubled by the agency's plans to continue funding development of the Orion Crew Exploration Vehicle to serve as a space station lifeboat.
27 May 2010, 11:34 AM ET
Jeff Hanley, the top manager of NASA's Constellation program, has stepped down to become associate director for strategic capabilities at JSC.
17 May 2010, 07:23 PM ET
Apollo astronauts are split over the pros and cons of NASA's new space plan. Apollo 9 veteran Rusty Schweickart thinks an asteroid mission for astronauts is a fine idea.
12 May 2010, 04:10 PM ET
Neil Armstrong, the first man to walk on the moon, blasted NASA's new plans for future space exploration Wednesday, adding that President Barack Obama was poorly advised when he canceled the space agency's previous course for U.S. human spaceflight earlie
06 May 2010, 09:03 AM ET
NASA launched a mockup of its new Orion spacecraft Thursday in test flight of the spacecraft's rocket escape system.
06 May 2010, 07:02 AM ET
NASA is testing a new launch abort system to help astronauts escape an exploding rocket. But exactly how will the system work?
03 May 2010, 06:36 PM ET
On May 6, NASA plans to test a rocket designed to pull an Orion spacecraft to safety in the event of an emergency during launch.
30 April 2010, 12:46 PM ET
Spacecraft builder Orbital Sciences Corp. warned subcontractors that funding for NASA's new Orion crew capsule will dry up today.
20 April 2010, 01:30 PM ET
When NASA's three aging space shuttles retire in September 2010, what happens next? Many museums want to know too.
18 April 2010, 04:16 AM ET
Rocket-launch industry executives, engineers and related enthusiasts at the 17th annual meeting of the Space Access Society appear ready to depend on commercial services.