29 April 2015, 10:26 AM ET
The U.S. Air Force has spotted 44 pieces of space debris near an ailing Russian Progress 59 cargo ship that malfunctioned after launching into space on Tuesday (April 28). See what the space junk sighting may mean for space station astronauts.
28 April 2015, 05:19 PM ET
Three years after arriving in New York City for display, NASA's prototype space shuttle Enterprise was dedicated on April 27 to the Apollo 1, STS-51L and STS-107 astronauts who gave their lives in the pursuit of space exploration.
28 April 2015, 04:50 PM ET
His twin brother now on a yearlong mission aboard the space station, this former NASA astronaut is slated to compete on "Celebrity Jeopardy!" in May. Who is Mark Kelly?
28 April 2015, 03:13 PM ET
The astronauts and cosmonauts on the International Space Station are not at risk of running out of essential supplies, NASA officials said Tuesday (April 28) when a robotic Russian cargo ship suffered a serious malfunction after reaching orbit.
28 April 2015, 01:21 PM ET
The Senate voted unanimously April 27 to confirm Dava Newman as NASA's deputy administrator, more than six months after she was nominated.
28 April 2015, 09:39 AM ET
The Russian space agency Roscosmos is scrambling to regain control of a robotic Progress 59 cargo ship that appears to have suffered a serious malfunction shortly after launching into orbit early Tuesday (April 28).
28 April 2015, 05:30 AM ET
A robotic Russian cargo spaceship experienced a glitch shortly after launching toward the International Space Station Tuesday (April 28), delaying and potentially imperiling its arrival at the orbiting lab.
27 April 2015, 05:09 PM ET
Movie nights aboard the International Space Station have just received a major upgrade with the launch of the first projection screen designed for use in microgravity.
27 April 2015, 02:28 PM ET
Call it a rocket builder’s Vulcan death grip. There appears to be a bit of a row between United Launch Alliance's just announced new Vulcan rocket and the Paul Allen Vulcan Aerospace enterprise, the big and bold Stratolaunch aircraft.
24 April 2015, 06:10 PM ET
The Hubble Space Telescope, launched 25 years ago, will never land in a museum. But that doesn't mean all of Hubble's history will be lost. The observatory's legacy will live on in the artifacts from its quarter-century (and more) observing the universe.
24 April 2015, 04:53 PM ET
An interview with photographer Michael Soluri, who chronicled the leadup to the last servicing mission to the Hubble Space Telescope.
24 April 2015, 07:00 AM ET
SpaceX aims to subject a Dragon test vehicle to a "pad abort" trial at Florida's Cape Canaveral Air Force Station as early as May 5. The unmanned test will demonstrate how Dragon might respond in the event of a launch problem.
23 April 2015, 02:45 PM ET
Photographer Michael Soruri captures Hubble’s last servicing mission in his new book, “Infinite Worlds.” Here’s a sneak peak.
23 April 2015, 01:58 PM ET
Italian astronaut Samantha Cristoforetti is not just a space traveler, she's apparently also a bibliophile who can't bear to be apart from her books, even in space. See how she celebrated World Book Day off Planet Earth.
23 April 2015, 12:21 AM ET
Astronaut Scott Kelly has started a geography game, asking Twitter users to identify locations on Earth based on photos from space.
22 April 2015, 07:37 AM ET
On the 25-year anniversary of the launch of the Hubble Space Telescope, Space.com talked with science writer Robert Zimmerman, author of "The Universe in a Mirror: The Saga of the Hubble Space Telescope and the Visionaries Who Built it."
22 April 2015, 07:30 AM ET
The new documentary 'PLANETARY' includes interviews with former NASA astronauts, and urges viewers to reduce the fast pace of their technologically driven lives and embrace the slower rhythms of nature.
22 April 2015, 07:00 AM ET
In the documentary, 'PLANETARY,' former NASA astronaut Ron Garan gives an eloquent look at the fragility of the planet humanity calls home, and we have an exclusive clip of the film that captures his view.
21 April 2015, 05:34 PM ET
ABC's 'The Astronaut Wives Club' now has its launch date. The new docudrama about the spouses of the first U.S. spacemen will premiere Thursday night, June 18, 2015 at 8 p.m. EDT, the TV network has announced.
21 April 2015, 05:07 PM ET
A historic U.S. spacecraft that launched the second American astronaut into space has landed back in Kansas after spending eight months overseas. Liberty Bell 7 returned to the Kansas Cosmosphere following its loan to an art exhibition in Germany.
21 April 2015, 11:22 AM ET
European astronaut Samantha Cristoforetti tweeted a photo of herself aboard the International Space Station, wearing a uniform from the "Star Trek: Voyager" TV series.
21 April 2015, 07:03 AM ET
Planetary scientist Paul Spudis has long been calling for humanity to return to the moon. He tells Space.com why manned exploration of Earth's nearest neighbor is so important.
20 April 2015, 01:41 PM ET
Two fabric straps that held in place the life support backpacks worn by astronauts while they walked on the moon are up for auction, along with hundreds of other space artifacts at a pair of space history-themed sales.
20 April 2015, 01:01 PM ET
NASA researchers have come up with a plan to send piloted, helium-filled airships cruising through Venusian skies. The idea, called the High Altitude Venus Operational Concept (HAVOC), could eventually lead to cloud cities on the planet.
20 April 2015, 11:08 AM ET
An iconic symbol of NASA's origins as a powerhouse for aviation innovation has found a new home at the Smithsonian's National Air and Space Museum in Washington, DC.
20 April 2015, 10:15 AM ET
Hubble has faced challenges over its quarter-century lifetime, but none have been more well-known than the problem that almost made it a few billion dollars worth of space junk.
20 April 2015, 07:15 AM ET
For the 25th anniversary of the Hubble Space Telescope in April 2015, 25 images were selected for a special gallery, one for each year of Hubble's lifespan.
19 April 2015, 09:20 AM ET
SpaceX nearly pulled off an unprecedented rocket landing during a cargo launch to the International Space Station and NASA's New Horizons probe returned its first color image of Pluto. Here's a look at Space.com's top stories of the week.
18 April 2015, 01:20 PM ET
From the first color image of Pluto to an awesome new SpaceX Video, don't miss these amazing space images of the week for April 19, 2015.
17 April 2015, 07:10 AM ET
Italian astronaut Samantha Cristoforetti grappled Dragon with the space station's huge robotic arm at about 7:00 a.m. EDT (1100 GMT) Friday (April 17), securing the commercial capsule to the Earth-facing port of the Harmony module.
17 April 2015, 07:00 AM ET
SpaceX, United Launch Alliance, Blue Origin and other spaceflight firms are working to make reusable launch systems a reality.
16 April 2015, 03:00 PM ET
Experiments for the International Space Station's first one-year crew will be among Dragon's precious cargo when it arrives at the orbiting complex this week.