08 April 2015, 05:35 PM ET
On Monday (April 6), NASA engineers took their first looks at the parts cranked out by the International Space Station's 3D printer.
07 April 2015, 06:26 PM ET
Blue Origin, the secretive private spaceflight company founded by Amazon CEO Jeff Bezos, will begin flight tests this year of an innovative new spaceship — a milestone made possible by the firm's rocket engine success.
07 April 2015, 01:30 PM ET
Living on comets requires great care — the gravity is so weak that you could easily jump off the frozen bodies and into space.
06 April 2015, 03:57 PM ET
NASA's iconic Apollo moon landing mission patches come to life in a new video created by a professional animator. Cincinnati-based artist Neil Smith revealed his versions of the historic emblems in an animated clip posted to YouTube and Vimeo
06 April 2015, 03:14 PM ET
A fan's yearlong mission to gain support for his LEGO version of the International Space Station is complete. Christoph Ruge's model of the orbiting outpost recorded its 10,000th vote after being posted to the LEGO Ideas website more than a year ago.
06 April 2015, 02:30 PM ET
Crewmembers aboard the International Space Station have assisted in picking spots on Mars for investigation by the Opportunity robot now wheeling about on that distant world.
05 April 2015, 10:15 AM ET
What were our favorite stories of the week? This week had something for every kind of space fan. Find out our favorite stories of the past seven days below:
04 April 2015, 06:25 PM ET
From strange 'Hollows' on Mercury to eerie green space clouds, don't miss these amazing space images of the week for April 4, 2015.
03 April 2015, 02:58 PM ET
Actor John Travolta will lead a celebration of the first manned moon landing this summer, joining with astronaut Buzz Aldrin to launch a new education initiative. Travolta will host the gala for Aldrin's ShareSpace Foundation at the Kennedy Space Center i
02 April 2015, 07:04 AM ET
The awards set up NASA partnerships with 10 aerospace companies and one public university to develop tech in three different areas: advanced electric propulsion, human habitation and small satellites.
02 April 2015, 07:00 AM ET
While so many space companies are focused on building rockets and spacecraft, could there room for a little style in orbit?
01 April 2015, 12:13 PM ET
A privately built spacecraft shaped like a space shuttle could land at a conventional airport, according to its builder, the Sierra Nevada Corporation.
01 April 2015, 09:37 AM ET
Wheeler Historical Museum in Wheeler, Texas, unveiled a statue dedicated to moonwalker Alan Bean.
31 March 2015, 12:45 PM ET
Much is unknown about Pluto, including what its surface features are like and what kind of weather patterns it has, if any.
30 March 2015, 04:32 PM ET
NASA's Scott Kelly — one of two people spending a year on the International Space Station — already feels like the orbiting outpost is home.
30 March 2015, 03:26 PM ET
The world's first private-sector space plane, SpaceShipOne, has landed on the ground at the National Air and Space Museum after 10 years in 'Flight.'
30 March 2015, 12:13 PM ET
In anticipation of the Blu-ray and DVD release of the movie "Interstellar" this week, fans can also enjoy an online text-based game, a website about the scienc of the movie, and a special screening on April 7.
29 March 2015, 10:00 AM ET
A Q&A about the first flight test of NASA's Orion capsule with two of the people responsible for the deep-space vehicle's development.
29 March 2015, 09:51 AM ET
Two spaceflyers blasted off on the first-ever yearlong mission to the International Space Station and NASA announced its plan to haul a boulder from a near-Earth asteroid to lunar orbit. Here's a look at Space.com's top stories of the week.
28 March 2015, 01:34 PM ET
From the first (contraband) corned beef sandwich in space to astronomy's oldest known 'Nova,' don't miss these amazing space images of the week for March 29, 2015.
28 March 2015, 12:23 AM ET
Three new crewmembers just arrived at the International Space Station, and two of them won't be leaving for about one year.
27 March 2015, 03:47 PM ET
An American astronaut and Russian cosmonaut launched into space Friday to attempt something their two countries have never done together before: a one-year mission on the International Space Station that could help one day send humans to Mars.
27 March 2015, 01:44 PM ET
NASA's Kelly astronaut twins met up for a photo Thursday (March 26), just a day before one of them was scheduled to launch toward the International Space Station on an epic and unprecedented yearlong mission.
27 March 2015, 01:43 PM ET
Preparing to go to space for a year is no walk in the park. But with two years of training behind them, NASA astronaut Scott Kelly and cosmonaut Mikhail Kornienko did, in fact, visit a park.
27 March 2015, 12:13 PM ET
NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko are scheduled to begin their unprecedented one-year mission to the International Space Station on Friday (March 27).
27 March 2015, 08:00 AM ET
Astronauts today typically spend 6 months in orbit, and a yearlong mission is underway, but Mars missions would take years.
27 March 2015, 08:00 AM ET
A three-person crew will blast off to the International Space Station today (March 27), and two of them won't be coming back to Earth for a full year. You can watch live online as the yearlong mission begins.
26 March 2015, 05:54 PM ET
An American astronaut and Russian cosmonaut are set to make history as the first crewmembers to spend a year onboard the International Space Station, but the two are not the first to log 12 months off the planet.
26 March 2015, 08:01 AM ET
NASA has a lot of questions about what happens to people who live in space for long periods of time, and it's almost time to get some answers.
26 March 2015, 08:00 AM ET
An astronaut and a cosmonaut spend an entire year aboard the ISS to provide data on the health implications of space travel.
26 March 2015, 07:00 AM ET
The National Space Biomedical Research Institute Industry Forum has funded three companies as part of its "Vision for Mars" challenge, which seeks to mitigate the visual problems astronauts experience during long-term spaceflight.
25 March 2015, 04:22 PM ET
Scott Kelly's name tags were intended to be on the space station by now. The two blue and gold badges were among the items that NASA had arranged to send to the orbiting outpost ahead of Kelly launching on a yearlong expedition.
25 March 2015, 07:58 AM ET
Science experiments conducted on the International Space Station during the orbiting outpost's first yearlong mission could help open the door to deep space for NASA.
24 March 2015, 01:00 PM ET
Triton's surface is so cold, the ground is made of frozen nitrogen.
24 March 2015, 01:00 PM ET
An American astronaut is about to embark on the mother of all space missions. NASA's Scott Kelly is getting ready to fly up to the International Space Station Friday (March 27) for a yearlong mission that will test his endurance like never before.
23 March 2015, 03:48 PM ET
NASA's Scott Kelly and cosmonaut Mikhail Kornienko will kick off the first yearlong International Space Station mission when they launch to the orbiting outpost on March 27, 2015.