19 February 2014, 10:24 AM ET
NASA astronaut Mike Massimino is back on 'The Big Bang Theory' in a new episode of the hit CBS comedy, but he soon will not be the only spaceman on network TV. All four of the major U.S. networks now have space-themed shows ready to air or in development.
19 February 2014, 09:15 AM ET
Landing on the moon is no easy feat, and five teams competing for the $30 million Google Lunar XPRIZE might just get a little more money to help them send their probes to the lunar surface.
19 February 2014, 06:38 AM ET
A space elevator consisting of an Earth-anchored tether that extends 62,000 miles (100,000 kilometers) into space could eventually provide routine, safe, inexpensive and quiet access to orbit, some researchers say.
19 February 2014, 06:00 AM ET
Bright star cluster M7 (NGC 6475, the ‘Ptolemy Cluster') appears near the tail of the Constellation Scorpius. This new image from the ESO's La Silla Observatory features these stars, chemically similar to our Sun. Celestial soundtrack by 'Super 400'.
19 February 2014, 06:00 AM ET
A new image of M7 shows stars shining like diamonds in the tail of Scorpius. The star cluster is about 200 million years old and a part of its population are expected to explode as supernovas.
18 February 2014, 05:50 PM ET
If your weather is clear Wednesday night (Feb. 19), take a look at the sky toward the east-southeast horizon to spot a 'celestrial triangle' formed by the moon, a bright star and an even brighter planet: Mars.
18 February 2014, 04:17 PM ET
The Mars Science Laboratory recently crossed a sand dune called Dingo Gap, leaving behind a terrain full of sharp, well cemented rocks on its way past 5,000 meters traveled on the martian surface.
18 February 2014, 04:02 PM ET
NASA's Mars rover Curiosity has given scientists their best-ever look at the radiation environment astronauts would experience during a Red Planet mission.
18 February 2014, 03:37 PM ET
Observations by NASA's Hubble Space Telescope reveal that the central part of the Large Magellanic Cloud galaxy completes one rotation every 250 million years — the same time it takes the sun finish a lap around the core of our own Milky Way.
18 February 2014, 01:23 PM ET
See amazing, and sometimes hilarious, photos of fun in weightlessness in these zero gravity photos on airplanes and spacecraft.
18 February 2014, 01:01 PM ET
A commercial Cygnus spacecraft departed the International Space Station on Tuesday, heading for a fiery finale over the Pacific Ocean to help clear the outpost of trash at the conclusion of the first operational resupply run by Orbital Sciences Corp.
18 February 2014, 01:00 PM ET
Swimsuit-clad model Kate Upton dives and floats, not in water, but through the air for a new spread in Sports Illustrated. Upton flew on a Zero Gravity Corporation flight to model new bikini and one-piece fashions in weightlessness for Sports Illustrated'
18 February 2014, 07:01 AM ET
Astronomers studying the remnants of a well-known stellar explosion discovered a blisteringly fast shock wave that is rushing inward at 1,000 times the speed of sound, lighting up what remains of the powerful cosmic explosion.
18 February 2014, 07:00 AM ET
NASA is training one of its humanoid robots to perform telemedicine, envisioning a future where the bot could act like a surrogate doctor, guided by experts on the ground to provide care for astronauts in space.
17 February 2014, 06:41 AM ET
Night sky photographer Miguel Clara snapped this stunning image of the Big Dipper over Spain's Canary Islands off the west coast of Africa. See how he did it.
17 February 2014, 06:40 AM ET
A study of teeny-tiny meteorite fragments revealed that two essential components of life on Earth as we know it, could have migrated to our planet on space dust.
16 February 2014, 06:50 AM ET
The space agency's Lunar Atmosphere and Dust Environment Explorer spacecraft (called LADEE for short) sent photos of the moon — released on Feb. 13 — back to ground controllers on Earth earlier this month. The new images show stars and the lunar surface.
16 February 2014, 06:50 AM ET
What was your favorite space news story of the last week?
15 February 2014, 08:20 AM ET
An asteroid the size of three football fields is set to make a close brush of Earth on Monday (Feb. 17), and you can watch the flyby live in a webcast. Near-Earth asteroid 2000 EM26 poses no threat of actually hitting Earth, but the online Slooh Space Cam
15 February 2014, 07:59 AM ET
From stunning images of a massive sunspot to a rare sight of Venus during the day, don't miss these spectacular night sky images by stargazers and Space.com readers.
15 February 2014, 07:56 AM ET
From the first map of Jupiter's giant moon Ganymede, to shining gigantic black hole jets, don't miss these amazing space images of the week for Feb. 15, 2014.
15 February 2014, 07:01 AM ET
The newest cosmic toys under the sun will be on display at an international convention kicking off this weekend.
15 February 2014, 12:41 AM ET
On Feb. 15, 2013, a 65-foot-wide asteroid detonated in the skies over the Russian city of Chelyabinsk, causing millions of dollars of damage and injuring 1,500 people. The dramatic event served as a wake-up call to the risk posed by space rocks.
14 February 2014, 06:03 PM ET
A historic mockup of a NASA space shuttle crew compartment has grown wings and a tail to launch as a new full-scale exhibit at the National Museum of the US Air Force in Ohio.
14 February 2014, 05:49 PM ET
NASA has solved the mystery of the strange 'jelly doughnut' rock on Mars. The space agency's Opportunity rover spotted an odd Martian rock that looked like a doughnut on Jan. 8, however, four days before, the rock wasn't there at all.
14 February 2014, 01:25 PM ET
Cosmonaut Elena Serova salutes her female predecessors that paved her way to becoming a cosmonaut. She will become the first Russian woman in space since Yelena Kondakova's STS-84 mission in May 1997.
14 February 2014, 12:52 PM ET
Rather than counting whales from the bow of a ship, researchers have devised a much more efficient method of taking population censuses using satellite imagery.
14 February 2014, 12:46 PM ET
Amateur astrophotographer Giuseppe Petricca captured this amazing image of the International Space Station soaring over Pisa, Italy near the Pleiades star cluster. See how he took this cool photo.
14 February 2014, 12:40 PM ET
A European spacecraft scheduled to launch toward the sun in 2017 will be shielded by a paint once used in prehistoric cave art.
14 February 2014, 11:56 AM ET
See amazing amateur astronomy photos and night sky views sent in to SPACE.com by readers in February 2014 in our month-long running gallery.
14 February 2014, 08:23 AM ET
Looking a truly out-of-this-world way to let your loved ones know you care this Valentine's Day? Look no farther than these cosmic e-cards with space photo hearts.
14 February 2014, 07:50 AM ET
When thinking of space travel, Florida and Texas probably come to mind, but what a company in Sweden wants to help you fly to space.