14 April 2014, 10:32 PM ET
This space wallpaper was acquired by the satellite's onboard camera on 4 April, just hours after Sentinel-1A entered orbit on April 3, 2014. It shows the top side of one of two deployed solar array wings as well as part of the radar antenna.
14 April 2014, 08:08 PM ET
Objects at the Solar System's edge could one day show scientists how life arose on Earth. That's because many of these objects could contain organics, carbon-based material that are ingredients of life.
14 April 2014, 06:31 PM ET
Many attendees of the Pluto Science Conference in July 2013 referenced it as a planet. NASA's New Horizon mission, that will deliver the first reconnaissance of Pluto in 2015, will help resolve the long debate.
14 April 2014, 02:39 PM ET
NASA planetary scientist Dr.Shawn Domagal-Goldman explains why this phenomenon occurs and also why Earth will experience a tetrad or 4 lunar eclipses in nearly 18 months. Total Lunar Eclipse Skywatching Guide: http://goo.gl/TjZIzU
14 April 2014, 01:16 PM ET
More than 900 people are working to achieve what Einstein thought impossible: Detection of gravitational waves from cataclysmic events billions of light years away. Until now, we've been deaf to our Universe. We're about to turn on our ears.
14 April 2014, 12:14 PM ET
A powerful scientific tool set to come online in 2015 could help scientists spot gravitational waves, ripples in space-time born from violent cosmic crashes light-years from Earth.
14 April 2014, 12:14 AM ET
This space wallpaper from the MPG/ESO 2.2-metre telescope at ESO’s La Silla Observatory in Chile shows a contrasting pair of galaxies: NGC 1316, and its smaller companion NGC 1317 (right).
13 April 2014, 07:02 PM ET
Astronauts longing for fresh lettuce in orbit will soon have the chance to grow it for themselves: NASA is sending a mini-farm into space. The next SpaceX Dragon spacecraft to the International Space Station will deliver the Veggie experimental farm.
13 April 2014, 12:13 AM ET
What was your favorite space news story of the last week?
12 April 2014, 09:01 PM ET
From images of Europe's first earth-watching satellite launched into space to a hard-to-kill star, don't miss these amazing space images of the week for April 12, 2014.
12 April 2014, 07:38 AM ET
SpaceX's third Dragon cargo mission is packed with 5,000 lbs. of vital supplies, including some intriguing technology and science experiments. See some of the best experiments riding the Dragon in this Space.com infographic.
12 April 2014, 03:17 AM ET
Despite frozen shutters and cracking film, Victor Rogus captured the 2000 lunar eclipse.
12 April 2014, 02:30 AM ET
Astrophysicists are getting to the depth of dark matter.
11 April 2014, 07:22 PM ET
A solar flare erupted from an active region on the Sun on April 4th, 2014. NASA's Solar Dynamics Observatory caught a close-up view of the turning and shifting plasma.
11 April 2014, 04:45 PM ET
A slightly dazed group of college students they stepped off a ZERO-G plane to resounding cheers Thursday (April 10), pumping their fists to celebrate a weightless voyage packed with science experiments, including one test that sparked tiny balls of fire.
11 April 2014, 01:00 PM ET
The ripples from violent cosmic collisions can be felt far across the universe, and thanks to a new, sensitive detector expected to start collecting data next year, scientists might be able to see evidence of those ripples from Earth for the first time.
11 April 2014, 11:50 AM ET
The Laser Interferometer Gravitational-Wave Observatory (LIGO) is a facility dedicated to the detection of cosmic gravitational waves and the measurement of these waves for scientific research.
11 April 2014, 09:52 AM ET
A supernova remnant called G352.7-0.1 has swept away about 45X the Sun's mass worth of material during its expansion. Researchers believe that it interacted with a massive amount of dense material. -- X-Ray Universe Videos: http://goo.gl/zciTL
11 April 2014, 09:05 AM ET
Carl Sagan launched 'Cosmos,' an epic 1980 TV series that brought science to the public like never before. Now, Sagan's legacy lives on in 'Cosmos: A Spacetime Odyssey' — a 13-episode series airing on Fox. See our complete coverage.
10 April 2014, 10:40 PM ET
This space wallpaper is a Hubble Space Telescope image of ‘El Gordo,’ which is the nickname given to the most massive cluster of galaxies ever seen to exist when the universe was just half of its current age of 13.8 billion years.
10 April 2014, 05:21 PM ET
Using laser beams, scientists could detect the physical distortions caused by passing gravitational waves. See how they'll do it with the Laser Interferometer Gravitational-Wave Observatory, or LIGO, in this Space.com Infographic.
10 April 2014, 04:01 PM ET
Stars may be born much easier than previously thought, astrophysicists say. Scientists have developed a way to determine the details of star birth in dusty clouds using dust extinction maps, or observations of how dust scatters and absorbs light.
10 April 2014, 01:00 PM ET
NASA is asking everybody on Earth to help create a new image of the planet composed entirely of selfies taken during Earth Day on April 22.
10 April 2014, 12:38 PM ET
A team of researchers detected a pair of faraway objects that could be a free-floating Jupiter-like gas giant and its moon or a small star hosting a planet about 18 times more massive than Earth. The duo's identity will likely never be known.
10 April 2014, 12:32 PM ET
The countdown to weightlessness begins. On Wednesday, I got a barf briefing. On Thursday, I'll get an Army-green flight suit. And on Friday, I'll finally get a chance to experience life without gravity (albeit in brief increments).
10 April 2014, 11:21 AM ET
Alaska Aurora Tour group teacher/photographer John Chumack (http://GalacticImages.com)captured the Northern Lights above the Chena Hot Springs Resort, atop Charlie Dome. The next tour is schedule for 2015: http://goo.gl/TD64VQ
10 April 2014, 07:00 AM ET
The enormous collision occurred 3.26 billion years ago and involved an asteroid 23 to 36 miles across — four to six times wider than the dino-killing space rock. The impact created a crater about 300 miles wide, researchers said.
10 April 2014, 07:00 AM ET
While the supernova remnant, known as DEM L241, has been known since the 1970s, the companion star remained invisible until NASA's Chandra X-Ray Observatory recently examined the region.
10 April 2014, 01:12 AM ET
The northern lights, captured over the snow of Maine.
09 April 2014, 05:17 PM ET
This is not the first time that people have seen more in Curiosity's images than is actually there. In September 2012, for example, the rover photographed a landscape that appeared to contain a rodent crouching between two rocks.
09 April 2014, 04:58 PM ET
09 April 2014, 04:58 PM ET
A series of four total lunar eclipses in a row is called a tetrad, or four Blood Moons. See how lunar eclipse tetrads work in this Space.com infographic.