24 November 2014, 07:00 AM ET
While wormholes are possible according to Einstein's theory of general relativity, it's unlikely that people will ever be able to travel through one, said renowned astrophysicist Kip Thorne of the California Institute of Technology in Pasadena.
24 November 2014, 12:20 AM ET
A new crew of three arrived at the International Space Station today (Nov. 23) after a quick trip to the orbiting outpost.
23 November 2014, 01:45 PM ET
What was your favorite space news story of the last week?
23 November 2014, 12:48 PM ET
From iages of 3-D forests to a geologic map of Vesta, don't miss these amazing space images of the week for Nov. 23, 2014.
23 November 2014, 08:13 AM ET
A new three-person crew is launching to the International Space Station atop a Russian rocket today (Nov. 23), and you can watch the liftoff live online.
21 November 2014, 04:40 PM ET
A metal mockup of a Gemini space capsule used by NASA for ground tests sold at auction for more than $50,000 — parking fees not included. The 9.5-foot-tall (3-meter) spacecraft narrowly avoided a parking ticket on its way to the sale.
21 November 2014, 03:07 PM ET
Do you want to launch a snowman? That is perhaps the question and paraphrased song line that Anton Shkaplerov's daughter may have asked her cosmonaut father about the Disney 'Frozen' Olaf doll she suggested he fly to the space station.
21 November 2014, 10:26 AM ET
NASA announced Nov. 14 that it has extended its unfunded agreement with Blue Origin to support that company’s effort to develop a commercial crew spacecraft.
20 November 2014, 04:00 PM ET
A NASA astronaut about to fly to the International Space Station on a Russian spaceship hopes his next space mission will start in a seat aboard a commercial spacecraft.
18 November 2014, 01:51 PM ET
NASA's Orion spacecraft is designed to take humans deeper into space than ever before. Get the latest Orion news, videos and images here.
18 November 2014, 06:27 AM ET
A new laser instrument developed for the International Space Station is expected to generate incredible 3D maps of Earth's forests.
17 November 2014, 05:00 PM ET
Space station commander Barry Wilmore installed the 3D printer inside the orbiting lab's Microgravity Science Glovebox Monday. The machine and its software are in good operating condition, and the first test items will likely be printed sometime Monday.
17 November 2014, 04:30 PM ET
The last group of astronauts to repair the Hubble Space Telescope discusses its astronomical legacy.
17 November 2014, 03:30 PM ET
See photos of the new Hubble Space Telescope exhibit at the Intrepid Sea, Air & Space Museum.
12 November 2014, 02:44 PM ET
Investigators have talked to the pilot who survived the tragic crash of Virgin Galactic's SpaceShipTwo last month, and say that he didn't know that his copilot unlocked the space plane's re-entry system early.
12 November 2014, 01:25 PM ET
NASA's first space-bound Orion capsule has arrived at the launch pad, where it will lift off on an uncrewed test flight in support of the space agency's plans for future astronaut missions beyond Earth orbit.
10 November 2014, 07:45 PM ET
The Orion capsule will roll out to the launch pad Tuesday night (Nov. 11), moving from NASA's Kennedy Space Center (KSC) in Florida to the next-door Cape Canaveral Air Force Station ahead of its Dec. 4 launch.
10 November 2014, 02:03 PM ET
The Space Shuttle Endeavour pilot (STS-130 mission) talks about the differences between shuttle and space station missions with Space.com's @MiriKramer. Virts is part of the Expedition 42/43 crew launching to the Station in Nov. 2014.
10 November 2014, 01:01 AM ET
American astronaut Reid Wiseman, Russian cosmonaut Maxim Surayev, and European astronaut Alexander Gerst returned to Earth from aboard the International Space Station, touching down in Kazakhstan after 165 days orbiting the planet.
08 November 2014, 07:00 AM ET
A weakening sun will more easily push Mars-bound astronauts beyond standard NASA radiation safety limits, putting them at increased risk for cancer, a new study warns.
07 November 2014, 11:02 PM ET
The emotions of "Interstellar" ring true to those who've been in space, says AstroCritic and former ISS commander Leroy Chiao.
07 November 2014, 12:00 PM ET
In 'Interstellar,' Nolan chronicles the search for another planet for humanity after life of Earth becomes unsustainable. See images from the film "Interstellar" in this Space.com gallery.
07 November 2014, 11:30 AM ET
The cast who play astronauts in Christopher Nolan's new science fiction film "Interstellar" learned how about life in microgravity from a real space traveler. Retired NASA astronaut Marsha Ivins offered tips to Matthew McConaughey and Anne Hathaway.
06 November 2014, 03:23 PM ET
NASA is getting ready to launch a daring test flight of a capsule that could eventually bring humans to deep-space destinations like Mars or an asteroid.
06 November 2014, 02:00 PM ET
Friday's tragic accident will delay Virgin Galactic's progress and may also result in more governmental oversight of the company and others that seek to launch paying customers to space, experts say. But space tourism itself should survive.
06 November 2014, 10:00 AM ET
A NASA spacecraft designed to take humans farther into space than ever before has just been completed ahead of its first test flight next month, and you can learn more about the Orion space capsule during a webcast tomorrow.
06 November 2014, 07:00 AM ET
NASA astronauts Mike Fincke and Marsha Ivins discussed their off-Earth experiences with "Interstellar" actors Matthew McConaughey, Anne Hathaway and Jessica Chastain during a Google+ Hangout Wednesday.
05 November 2014, 03:16 PM ET
Karen Nyberg was seeing stars. A NASA astronaut, Nyberg wasn't in space or outside looking up at the Houston night sky. In fact, she was at that moment inside a convention center at the International Quilt Festival.
04 November 2014, 10:35 AM ET
The private spaceflight company Orbital Sciences has put together an investigation team to do a deep dive into what went wrong when the firm's Antares rocket exploded shortly after launch on Oct. 28.
04 November 2014, 02:04 AM ET
Investigators have formed a new working group to take a close look at the pilot interface systems on Virgin Galactic's SpaceShipTwo and released a detailed new timeline of the vehicle's tragic accident.
03 November 2014, 02:27 PM ET
The friends and co-workers of the co-pilot who died in Virgin Galactic's tragic SpaceShipTwo accident Friday (Oct. 31) have raised more than $55,000 for his family via crowdfunding.
03 November 2014, 02:04 PM ET
Virgin Galactic's first SpaceShipTwo spacecraft broke apart in mid-flight on Oct. 31, 2014, killing one pilot and injuring another. See the sequence of events (as known so far) related by the NTSB.