18 March 2015, 02:47 PM ET
After astronomers recorded a bright flash on the Moon in March 2013 NASA tasked it Lunar Reconnaissance Orbiter to compare old and new images. Clues led the LRO team to find an 18-meter-wide crater, one of over 25 fresh impacts.
18 March 2015, 12:45 PM ET
It lasted just 12 minutes and 9 seconds, but the first spacewalk — 50 years ago — took the first steps towards shaping the future of space exploration. Soviet cosmonaut Alexei Leonov became the first person to leave his craft.
18 March 2015, 12:31 PM ET
Particles within a comet's tail can quickly whip up to the speed of the solar wind, according to observations of a comet in 2013.
18 March 2015, 11:37 AM ET
Green auroras danced in skies around the world last night thanks to a massive solar storm that super-charged the cosmic light displays for St. Patrick's Day.
18 March 2015, 11:00 AM ET
Space.com readers sent in their photos of the amazing auroras in 2015, including views captured during an intense geomagnetic storm on March 17-18, 2015.
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.
18 March 2015, 07:00 AM ET
A new asteroid-hunting computer program will help amateur astronomers and citizen scientists identify potentially hazardous space rocks faster and more accurately, NASA officials say.
17 March 2015, 10:00 PM ET
For about 50 years, humanity has sent orbiters, probes and landers to the Red Planet. Here's a look at all of the missions to Mars to date, both the successes and the failures.
17 March 2015, 05:49 PM ET
A new documentary is launching audiences on a 'Journey to Space.' Narrated by actor Patrick Stewart, the giant-screen 3D film is showcasing NASA's future spaceflight plans at visitor centers and space museums, with more venues to be added throughout 2015.
17 March 2015, 05:19 PM ET
Auroras around the world could be super-charged tonight thanks to a severe solar storm impacting Earth, but even if bad weather hinders your view of the northern lights, you can still catch them live in a webcast online.
17 March 2015, 12:45 PM ET
A massive solar storm is bombarding Earth today (March 17), sparking stronger than normal auroras for St. Patrick's Day. The solar storm poses no threat to satellites, but may affect GPS and radio signals.
17 March 2015, 12:31 PM ET
Fans of the science fiction epic "Interstellar" don’t have to wait until March 31st to watch the movie at home: a digital HD version is available starting today (March 17).
17 March 2015, 11:53 AM ET
NASA astronaut Terry Virts beamed down two photos from the International Space Station in honor of the Irish holiday today (March 17). The images show Ireland — the "Emerald Isle" — as seen from space.
17 March 2015, 11:29 AM ET
The year 2015 is packed full of amazing astronomical sights in the daytime and nighttime sky, from solar and lunar eclipses to dazzlingly bright planets. See our list of the 9 best stargazing events of the year.
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.
17 March 2015, 08:21 AM ET
NASA astronaut Ron Garan spent nearly 200 days in space, and now, he's written a book about his experiences.
17 March 2015, 08:12 AM ET
On Thursday night, for the first time in my life, I got to watch a multi-ton rocket claw its way through the atmosphere with such force that it countered the pull of Earth's gravity and reached the region called outer space. It was amazing.
17 March 2015, 08:00 AM ET
China booster builders are slated to augment their Long March family of launchers this year and in 2016. According to Chinese news services, the country will soon fly their Long March 6 – likely in the middle of this year.
17 March 2015, 07:01 AM ET
Titania and Miranda offer up great views and places to explore, but both of the moons suffer from extreme cold and very low gravity.
16 March 2015, 04:52 PM ET
Titania, an airless moon of Uranus, is cold and its day is 84 years long. See what it would be like for astronauts on Titania in this Space.com infographic.
16 March 2015, 04:29 PM ET
The strange mystery of the giant "Y" seen in the skies of Venus for more than 50 years may be solved at last: This colossal oddity may be caused by a new kind of wave in the solar system, scientists have found.
16 March 2015, 04:18 PM ET
The composition of newfound features on the surface of Mercury, identified by new maps of the planet, suggest that the exposed mantle created the features.
16 March 2015, 04:00 PM ET
Zodiacal lights shine across the horizon in this stargarzer image. Photographer Jeffrey Berkes took the image over the Florida Keys in 2012.
16 March 2015, 03:43 PM ET
China is reporting new progress in shaking out procedures required for rocketing back to Earth samples from the Moon.
16 March 2015, 03:31 PM ET
Three Expedition 42 crew members will fly aboard a Soyuz TMA-15M rocket scheduled to launch from Baikonur Cosmodrome in Kazakhstan to the International Space Station
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.
16 March 2015, 07:00 AM ET
On Friday (March 20), the moon will completely cover the disk of the sun, creating a solar eclipse that only a small part of the world can see.
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.
14 March 2015, 10:00 AM ET
Adr1ft casts you as a lone astronaut in the wreckage of a space station whose time and resources are rapidly running out.
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