22 January 2014, 03:06 PM ET
A popular, historic and huge NASA tour spot is closing to the public as the space agency picks up the pace preparing for the future of U.S. space exploration. Public tours into the Vehicle Assembly Building in Florida are set to end on Feb. 11.
11 January 2014, 10:00 AM ET
The longed-for dawn of private manned space travel appears near at hand. Virgin Galactic's suborbital SpaceShipTwo, for example, aced its third supersonic test flight on Friday, and company officials say they remain on track to begin commercial service.
28 December 2013, 12:13 PM ET
NASA's Orion Multi-Purpose Crew Vehicle, the next-generation spacecraft that could be used for future manned missions to Mars, is less than a year away from its debut test launch in 2014.
19 December 2013, 04:36 PM ET
The NEOWISE spacecraft has taken its first set of test images since being reactivated in September after a 2.5-year-long hibernation. NEOWISE will resume its hunt for potentially dangerous asteroids, some of which could be targets for human exploration.
12 December 2013, 01:58 PM ET
A modified version of the orange Advanced Crew Escape System (ACES) suits worn during launch and re-entry of Space Shuttle flights was tested at the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center in Houston.
21 November 2013, 06:00 AM ET
The nonprofit Inspiration Mars Foundation aims to partner with NASA to send two astronauts on a flyby mission to the Red Planet in 2018. This has little chance of happening unless Congress and the White House approve the mission in the next few months.
20 November 2013, 03:36 PM ET
Inspiration Mars — which is led by multimillionaire Dennis Tito, the world's first space tourist — hopes to partner with NASA, using some of the space agency's equipment and an infusion of federal money to get off the launchpad by early January 2018.
18 November 2013, 06:20 PM ET
Scientists and NASA officials are euphoric today (Nov. 18) after the smooth launch of the space agency's MAVEN Mars probe, which is now streaking toward a date with the Red Planet in September 2014.
18 November 2013, 01:32 PM ET
NASA's newest Mars probe is officially on its way to investigate longstanding mysteries of the Red Planet.
18 November 2013, 11:00 AM ET
NASA's next Mars probe is scheduled to launch to the Red Planet today (Nov. 18), and you can watch it live online right now.
18 November 2013, 08:29 AM ET
A new NASA probe is about to begin its 10-month trip to Mars.
18 November 2013, 12:00 AM ET
A NASA probe is scheduled to launch to Mars today (Nov. 18), and you can watch it live online.
15 November 2013, 05:24 PM ET
NASA's newest Mars probe is expected to study the atmosphere of the Red Planet in amazing new detail.
01 November 2013, 07:18 AM ET
A newly released video, created by stitching together images taken by a veteran Mars spacecraft, provides a richly detailed, three-dimensional view of the Red Planet.
29 October 2013, 08:00 AM ET
In our current evening sky we have one of the earliest soap-opera-like stories, with two independent plots becoming intertwined into one. The constellation Cassiopeia and the Andromeda Galaxy star in this celestial show.
15 October 2013, 12:55 PM ET
A stargazer in Ohio captured this incredible view of the Orion Nebula while waiting for another cosmic night sky sight.
15 October 2013, 10:03 AM ET
India's first spacecraft bound for Mars is counting down toward a late October launch, a mission that — if successful — could make the country's space agency one of the elite few of space powers to have explored the Red Planet.
05 October 2013, 08:55 AM ET
The government shutdown could delay NASA's goals and cost taxpayers money, according to former astronaut Tom Jones.
19 September 2013, 06:16 PM ET
Rigel is the brightest star in Orion, and will eventually explode into a supernova, most astronomers say.
04 September 2013, 01:54 PM ET
As NASA continues to plan out its mission to park an asteroid near the moon, the agency will consider nearly 100 ideas submitted by potential partners submitted by potential parterners in response to a June request for information.
28 August 2013, 06:08 PM ET
The biggest 3D-printed rocket part built to date survived a hot-fire test, generating 10 times more thrust than any previous injector made by 3D printing, the space agency announced.
23 August 2013, 11:51 AM ET
A new test of NASA's future deep-space capsule for crews is reigniting the tradition of recovering NASA spacecraft from the sea.
23 August 2013, 07:00 AM ET
A look at NASA's Asteroid Initiative, which aims to park a space rock near the moon.
16 August 2013, 12:12 PM ET
Working with the U.S. Navy, NASA successfully tested the recovery system for the Orion crew module. Divers in small boats attached tow lines to the capsule and led it to a flooded well deck, which was subsequently drained.
09 August 2013, 03:22 PM ET
Facing due south this week about 90 minutes after sunset, we can see the star figure that is dedicated to the famed physician Aesculapius. It is the large constellation of Ophiuchus (The Serpent Holder).
01 August 2013, 04:12 PM ET
Engineers have wrapped up the preliminary design review for NASA's Space Launch System rocket, giving its design, production and ground support plans a stamp of approval. The heavy lifter will blast astronauts toward Mars, asteroids and other destinations
01 August 2013, 11:29 AM ET
NASA has completed the initial internal review of ideas for its ambitious asteroid-capture mission, agency officials announced Wednesday. The review team met Tuesday to gauge the technical and programmatic aspects of various concepts.
30 July 2013, 01:49 PM ET
Fifty-five years ago today, a space agency was born. NASA launched into existence on July 29, 1958, when President Dwight Eisenhower signed the National Aeronautics and Space Act (Pub.L. 85-568) into law. It opened for business on Oct. 1.
26 July 2013, 12:21 PM ET
As mandated by the US Senate, NASA's 70 Metric Ton capacity Space Launch System might look something like this. A tentative date of 2017 has been proposed.
25 July 2013, 10:46 AM ET
A test version of the Orion capsule was dropped from 35,000 feet above the Arizona desert with one of it's three parachutes intentionally cut away to test if the a failed parachute would interfere with the remaining parachutes.
24 July 2013, 05:41 PM ET
NASA's Orion capsule, planned to be its next manned spaceship, safely landed during a flight test today (July 24) using just two of its three parachutes.
23 July 2013, 07:14 PM ET
NASA's next spaceship, the Orion capsule, will be dropped over Arizona Wednesday (July 24) for a parachute test that will be broadcast live in a Google+ Hangout. SPACE.com's Clara Moskowitz will be one of a few reporters participating.
18 July 2013, 04:14 AM ET
Betelgeuse is well-known because of its bright size and easy-to-spot location in the constellation Orion. It is of astronomical interest because it will likely go supernova in less than a million years.
11 July 2013, 05:04 PM ET
Just as on Earth, a group of people working together for a length of time on Mars will face some tensions. Now, NASA scientists are developing devices to monitor how astronauts are getting along to ensure a cohesive team on the Red Planet.
10 July 2013, 08:12 PM ET
A House panel approved appropriations legislation Wednesday (July 10) that would give NASA $16.6 billion for 2014, cutting agency spending back to levels not seen since 2007. The proposed 2014 appropriation is about $300 million less than what NASA ended
03 July 2013, 10:12 AM ET
Astronaut John W. Young salutes the U.S. Flag.