19 March 2015, 06:36 PM ET
The delay was necessitated by a lack of investment funding, which has slowed work on a robotic precursor mission that Mars One had wanted to send toward the Red Planet in 2018, Mars One CEO Bas Lansdorp said in a new video that posted March 19.
19 March 2015, 07:00 AM ET
NASA officials viewed Bigelow Aerospace's Bigelow Expandable Activity Module (BEAM) at the company's facility in Las Vegas on March 12. BEAM is scheduled toward the International Space Station atop SpaceX's Falcon 9 booster later this year.
18 March 2015, 05:08 PM ET
Virgin Galactic opened its latest commercial spaceflight facility this month to build a new rocket capable of launching small satellites into orbit.
18 March 2015, 07:00 AM ET
Sierra Nevada Corp. today (March 17) unveiled the autonomous cargo version of its Dream Chaser space plane, which the company hopes NASA chooses to fly the next round of cargo missions to the orbiting lab.
17 March 2015, 07:10 PM ET
Launching on a rocket lower stage, Sierra Nevada's Dream Chaser Cargo version could visit space facilities, then re-enter and glide to a runway landing thanks to its lifting body-based aero-design.
17 March 2015, 10:00 AM ET
An impressive sculpture is now in place at the main entrance of New Mexico’s Spaceport America. Artist Otto Rigan has created GENESIS – a multi-ton sculpture that is 40 feet wide, 23 feet high and 5 feet deep.
16 March 2015, 01:55 PM ET
NASA captured some amazing photos of three International Space Station crewmembers returning to Earth after a 167-day space mission.
16 March 2015, 08:10 AM ET
Representatives with XCOR Aerospace — the company responsible for developing the Lynx space plane — announced today (March 16) that John "Jay" Gibson will head up the commercial spaceflight company.
15 March 2015, 11:29 AM ET
NASA launched a new space-weather mission and scientists found evidence of a hydrothermal system on Saturn's ocean-bearing moon Enceladus. Here's a look at Space.com's top stories of the week.
14 March 2015, 12:32 PM ET
From a monster solar flare to a spectacular night launch, don't miss these amazing space images of the week for March 15, 2015.
13 March 2015, 05:48 PM ET
It took 200 astronauts 13 years to complete the International Space Station (ISS). Now, 4,500 people may be able to do the same in less than 50 days — sort of. A fan-designed LEGO version of the station has passed the halfway mark to being reviewed for sa
12 March 2015, 06:50 PM ET
Lockheed Martin says its proposed Commercial Resupply Service-2 (CRS-2) solution will provide NASA with cargo transport to and from the International Space Station (ISS).
12 March 2015, 02:01 PM ET
The Yutu rover found evidence of at least nine distinct rock layers deep beneath its wheels, indicating that the area has been surprisingly geologically active over the past 3.3 billion years.
12 March 2015, 12:50 PM ET
Lockheed hopes the system — which features a space tug known as Jupiter and a supply module called Exoliner — wins a NASA contract for the next round of cargo missions to the space station. But the company's ambitions extend beyond Earth orbit.
11 March 2015, 02:00 PM ET
World View lofted two payloads during a balloon flight Sunday (March 8) from southeastern Arizona. The mission was part of NASA's Space Technology Mission Directorate's Flight Opportunities Program.
11 March 2015, 12:33 PM ET
The world's largest solid rocket motor roared to life in Utah, but rather than lifting off the ground, the booster, laying on its side, was restrained in place as data was collected to qualify it for NASA's Space Launch System.
10 March 2015, 12:13 PM ET
Lawmakers in New Mexico are considering a bill to sell Spaceport America, a commercial space launch site that will be the home port for Virgin Galactic SpaceShipTwo spaceliner flights.
10 March 2015, 08:00 AM ET
When the world's largest solid rocket motor is ignited in Utah, it won't leave the ground, but it will fire with components that have a long spaceflight history.
09 March 2015, 04:05 PM ET
SpaceShipTwo should start flying paying customers into space sometime in 2015, Virgin Galactic founder Richard Branson has said.
08 March 2015, 12:48 PM ET
A powerful camera spotted a comet and scientists captured images of a supernova four different times. Here are Space.com's pics for the top space stories of the week.
07 March 2015, 02:34 PM ET
From an amazing photo of Comet Lovejoy captured by a dark energy camera to Comet 67P/Churyumov-Gerasimenko, don't miss these amazing space images of the week for March 7, 2015.
06 March 2015, 08:13 AM ET
Entrepreneur Richard Branson aims to take paying passengers into space in the next few years.
05 March 2015, 05:30 PM ET
See amazing images of the night sky and cosmos in SPACE.com's gallery of cosmic images posted in February 2015.
02 March 2015, 02:20 PM ET
The private spaceflight company SpaceX launched a pair of communications satellites to space yesterday (March 1), and you can see amazing videos and photos of the liftoff.
02 March 2015, 11:28 AM ET
The ABS 3A and EUTELSAT 115 West B satellites were launched from Cape Canaveral Air Force Station on Mar. 1st, 2015.
01 March 2015, 02:46 PM ET
The International Space Station is now three steps, or rather spacewalks, closer to being ready for the arrival of new U.S. commercial crewed spacecraft with the completion of a trio of two-astronaut excursions.
01 March 2015, 12:41 PM ET
Astronomers discovered the most gigantic black hole yet known and Leonard Nimoy — Mr. Spock from the beloved "Star Trek" series — passed away at the age of 83. Here are Space.com's pics for the top space stories of the week.
28 February 2015, 03:32 PM ET
From a record-setting parafoil flight to a newly-tested space plane, don't miss these amazing space images of the week for March 1, 2015.
27 February 2015, 09:39 PM ET
NASA astronaut Mike Fincke and ESA astronaut Luca Parmitano talk about the inspiration that Star Trek's Mr. Spock delivered to humanity's on-going mission to explore.
27 February 2015, 07:00 AM ET
Inside New Horizons is a small piece of SpaceShipOne, the first privately owned and operated spacecraft to reach space twice within a period of 14 days. The feat, which SpaceShipOne accomplished in 2004, won the $10 million Ansari X Prize.
26 February 2015, 01:38 PM ET
Going to Mars without setting up a colony — round-trip manned missions, in other words — would not be enough for the U.S. to reclaim its leadership in space, nor would setting up human outposts on the moon, Aldrin said.
25 February 2015, 03:40 PM ET
An American astronaut found water inside his spacesuit helmet at the end of an otherwise flawless spacewalk outside the International Space Station today (Feb. 25), but he was never in any danger, NASA officials say.