09 January 2015, 04:14 PM ET
The astronauts and cosmonauts aboard the International Space Station now have three new crewmates who look a lot like them — only much, much smaller. LEGO minifigures customized to look like the crew have been revealed aboard the orbiting outpost.
09 January 2015, 02:52 PM ET
SpaceX is set to launch its Dragon spacecraft in the wee hours of Saturday, Jan. 10, and the predawn Falcon 9 rocket liftoff just might be visible to early-bird skywatchers long the U.S. East Coast. Here's how to see it.
09 January 2015, 11:30 AM ET
Billionaire space entrepreneur Elon Musk of SpaceX says he will unveil his plan for a Mars Colonial Transport, spacesuits and more by the end of 2015. Get a glimpse of what Musk envisions for the Red Planet.
09 January 2015, 10:30 AM ET
SpaceX's Falcon 9 rocket is scheduled to launch the company's unmanned Dragon capsule from Florida's Cape Canaveral Air Force Station at 4:47 a.m. EST Saturday; forecasters are predicting an 80 percent chance of good weather.
08 January 2015, 07:05 AM ET
Sierra Nevada Corporation, which is building Dream Chaser, recently checked off a propulsion-system milestone laid out in the company's last commercial-crew contract with NASA, which was signed in 2012.
08 January 2015, 07:00 AM ET
A new exhibit at the Smithsonian's National Air and Space Museum invites the public to stroll through half a century of spacewalks. "Outside the Spacecraft: 50 Years of Extra-Vehicular Activity" presents artifacts that relate the continuing story of EVA.
07 January 2015, 05:11 PM ET
SpaceX's Falcon 9 rocket and Dragon cargo capsule are now scheduled to blast off from Cape Canaveral Air Force Station in Florida at 4:47 a.m. EST Saturday. You can watch the launch live here on Space.com, beginning at 3:30 a.m. EST.
07 January 2015, 11:23 AM ET
SpaceX has passed NASA's "certification baseline review," which required the California-based company to outline exactly how it plans to ferry crews to and from the orbiting lab using Dragon and its Falcon 9 rocket.
06 January 2015, 10:30 AM ET
A tiny, self-contained greenhouse has been selected to fly on the robotic lander that Red Planet colonization effort Mars One intends to launch in 2018, group representatives announced today (Jan. 5).
06 January 2015, 06:23 AM ET
The private spaceflight company SpaceX aborted the planned launch of a Dragon cargo ship on Tuesday (Jan. 6) due to an actuator issue on the craft's Falcon 9 rocket. The next launch try is slated for Friday, Jan. 9.
05 January 2015, 07:29 PM ET
SpaceX will try to bring the first stage of its Falcon 9 rocket back to Earth for a precision landing on a floating platform Tuesday morning. But there's no guarantee the ambitious maneuver will work.
05 January 2015, 07:00 AM ET
SpaceX will try to land the first stage of its Falcon 9 rocket on a floating platform in the Atlantic Ocean, shortly after the booster launches SpaceX's Dragon cargo capsule from Cape Canaveral Air Force Station at 6:18 a.m. EST Tuesday.
03 January 2015, 09:30 AM ET
The private space travel company Virgin Galactic is more committed than ever to its commercial spaceliner business as it recovers from a tragic SpaceShipTwo crash that killed one test pilot and injured another last year, company founder Sir Richard Branso
02 January 2015, 01:23 PM ET
See amazing, and sometimes hilarious, photos of fun in weightlessness in these zero gravity photos on airplanes and spacecraft.
02 January 2015, 12:37 PM ET
Cosmonaut Boris Morukov, a physician and researcher who flew on a U.S. space shuttle to the International Space Station and led a 520-day simulated mission to Mars, died on Jan. 1. He was 64.
01 January 2015, 12:30 AM ET
The six astronauts onboard the International Space Station will ring in the New Year floating 240 miles above the Earth.
01 January 2015, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in December 2014.
31 December 2014, 01:50 PM ET
The vast majority of people who want to fly to suborbital space and back are medically fit to do so, according to researchers at Virgin Galactic, which is developing the commercial spaceliner SpaceShipTwo.
31 December 2014, 12:22 PM ET
'Interstellar' star Jessica Chastain isn't content to explore the universe just on the silver screen. The actress appears in a new NASA video hailing the agency's efforts in space science and exploration.
31 December 2014, 11:32 AM ET
Retired Canadian astronaut Chris Hadfield is asking to hear your resolutions for 2015 in a new video released by the famous spaceflyer on Dec. 27.
30 December 2014, 03:59 PM ET
The voice of the late astronomer Carl Sagan plays over footage of the recent test flight of the Orion spaceship, in a new video by Space City Films.
30 December 2014, 12:56 PM ET
How do you celebrate a birthday in space? A NASA astronaut on the International Space Station found out how to have a cosmic birthday party Monday (Dec. 29).
29 December 2014, 03:56 PM ET
The first-ever hand tool to be emailed up to the International Space Station can now be downloaded to anywhere on Earth.
29 December 2014, 12:00 PM ET
What can space fans look forward to next year? Closely watched spacecraft are expected to start pumping out science, while private spaceflight companies have a number of launches on the books for 2015.
28 December 2014, 01:33 PM ET
In a two-in-one mission, the Indian Space Research Organisation (ISRO) successfully conducted the first experimental flight of its next-generation launch vehicle and demonstrated the re-entry and recovery of a prototype crew capsule.
25 December 2014, 07:00 AM ET
While many of us here on Earth are opening presents and feasting on Christmas Day (Dec. 25), astronauts aboard the International Space Station will be having their own celebration high above the planet's surface.
24 December 2014, 12:39 PM ET
Astronauts in space have decked the halls of the International Space Station in honor of the holiday season.
24 December 2014, 11:42 AM ET
The fatal crash of a SpaceShipTwo space plane earlier this year sent shockwaves through the world of private space travel, but suborbital spaceship's builder Virgin Galactic is making strides to learn from the tragic accident and move forward.
24 December 2014, 08:00 AM ET
They won't be home for Summer vacation: See how astronauts celebrate holidays in space.
24 December 2014, 07:00 AM ET
Nowadays, astronauts on the International Space Station can record video messages, talk with their family on the ground and have holiday parties in orbit. But the first Christmas humans spent in space, back in 1968, was a little different.
23 December 2014, 04:22 PM ET
The wrench, along with the 19 other objects built by the orbiting 3D printer thus far, will travel to Earth early next year, where engineers will compare the objects with ground samples produced by the same machine before it launched.
23 December 2014, 01:40 PM ET
Technicians successfully attached a key structure called a "carry-through spar" to the body of XCOR Aerospace's Lynx rocket plane just before Thanksgiving, at a hangar at the Mojave Air and Space Port in California, company officials announced.