13 February 2014, 11:03 AM ET
See amazing photos of Jupiter's moon Ganymede, the largest moon in the solar system in this Space.com gallery made of images from NASA's Voyager 1, 2 and Galileo spacecraft, as well as telescope images.
13 February 2014, 11:01 AM ET
An image shows the orange-soil discovered during the second Apollo 17 EVA and the gnomon, a geology hand tool used by astronauts.
13 February 2014, 10:53 AM ET
Ganymede would easily be classified as a planet if were orbiting the sun rather than Jupiter.
13 February 2014, 10:46 AM ET
The winter storm the battered the southeast United States has now settled over the Northeast. Over a foot of snow, damaging winds and ice are forecasted for Feb. 13th, 2014. NOAA's GOES-East satellite has been providing coverage.
13 February 2014, 10:01 AM ET
The latest images from an Earth-watching satellite show frigid clouds veiling the eastern United States in a frightening sign of the snowstorm unfurling the region.
12 February 2014, 07:34 PM ET
Edmond Halley is best remembered for predicting the orbit of the comet that was later named after him. Besides astronomy, he also made significant discoveries in the fields of geophysics, mathematics, meteorology and physics.
12 February 2014, 07:00 PM ET
Art brings a new dimension to help people explore space.
12 February 2014, 04:34 PM ET
The NOAA GOES-East satellite has sent imagery down to Earth from Feb. 10-12, 2014. The storm is blasting the east coast of the United States with dangerous winter weather.
12 February 2014, 04:27 PM ET
What's better than placing gold at the Sochi Winter Olympics? Placing gold at the Winter Olympic Games on Feb. 15 — because on that day, and that day alone, earning a gold medal also means being awarded a piece of a rock that fell from space.
12 February 2014, 03:41 PM ET
Surface features, such as furrows, grooves and impact craters are illustrated on this 360 degree view of the moon. The best imagery from NASA's Voyager 1 and 2 and Galileo spacecrafts were used to create it. Galileo Galilei discovered it in 1610.
12 February 2014, 03:01 PM ET
As the anniversary of last year's surprise Russian meteor explosion nears, a United Nations action team is taking steps to thwart dangerous space rocks, including setting up a warning network and a planning advisory group.
12 February 2014, 02:21 PM ET
The Curiosity rover video, which is comprised of nine images captured by the robot's rear hazard-avoidance camera, shows the six-wheeled explorer climbing up and over a sand dune on Feb. 6.
12 February 2014, 01:22 PM ET
This stunning space wallpaper is a composite of 25 separate images spanning the period of Feb. 11, 2013 to Feb. 11, 2014.
12 February 2014, 01:01 PM ET
The observation of unexpected chemicals in the planet-forming disk around a young star indicate that such disks may be more complicated than previously anticipated.
12 February 2014, 11:06 AM ET
China's first moon lander, Chang'e 3, is reportedly up and running following its second encounter with the vicious lunar night cycle. But whether the lander's sidekick, the Yutu moon rover, also survived the lunar cold is not immediately clear.
12 February 2014, 09:00 AM ET
The new video, which NASA released Tuesday (Feb. 11), is a greatest-hits set from the Solar Dynamics Observatory's fourth year in orbit, compiling some of its most dramatic and beautiful images from the last 12 months.
12 February 2014, 06:59 AM ET
The Milky Way's spiral shape may look a bit like a snail — but galaxies like Earth's own haven't always had this structure. Now researchers say they know when and how these spirals emerged.
12 February 2014, 06:00 AM ET
The four satellites that currently comprise the Galileo constellation — Europe's version of the United States' GPS satnav system — have passed a key test called In-Orbit Validation, European Space Agency officials announced Monday.
12 February 2014, 06:00 AM ET
Space officials from the United States and France signed an agreement this week in preparation to send a robotic lander to Mars that will peer deep into the core of the Red Planet, NASA announced.
12 February 2014, 05:50 AM ET
A powerful jet shooting from a supermassive black hole at the center of a distant galaxy shines in a newly released image and video tour.
11 February 2014, 06:09 PM ET
A writhing, violent region below the surface of the sun glows in a newly released video. Scientists created the video using data collected by NASA's Interface Region Imaging Spectrograph spacecraft (IRIS, for short).
11 February 2014, 05:52 PM ET
An Earth-watching satellite has spotted the latest winter storm threatening to paralyze the southeastern United States Tuesday (Feb. 11).
11 February 2014, 03:19 PM ET
NASA's Asteroid Initiative, started in 2013, includes a mission to capture a small near-Earth asteroid and drag it into a stable orbit around the moon, and a challenge to find the best ideas for finding and defending Earth from dangerous space rocks.
11 February 2014, 03:00 PM ET
Saturn's auroras dance in a new video that shows the planet's northern and southern lights shining in amazing, 360-degree detail. The video, released by NASA today (Feb. 11), shows multiple views of the planet's auroras in different wavelengths of light.
11 February 2014, 02:37 PM ET
The four "cubesats," each about the size of a loaf of bread, were deployed from the space station this morning. Twenty-four more will join them over the coming days, filling out the "Flock 1" fleet operated by San Francisco-based startup Planet Labs.
11 February 2014, 01:44 PM ET
See photos and images from the European Space Agency's Gaia mission to map the Milky Way galaxy.
11 February 2014, 12:07 PM ET
A new European spacecraft tasked with mapping a billion stars beamed its first picture back to Earth. The European Space Agency's Gaia spacecraft aimed its gaze a dense young cluster of stars in the Large Magellanic Cloud for a test image.
11 February 2014, 11:40 AM ET
NASA's Cassini spacecraft snapped ultraviolet and infrared imagery of Saturn’s auroras in April & May, 2013. High energy electrons interacting with hydrogen molecules in the planet's atmosphere create the phenomenon.
11 February 2014, 11:22 AM ET
Dancing plasma rippling through the Sun's atmosphere, astonishing solar explosions and time-lapsed sunspots photographed by the Solar Dynamics Observatory’s many lenses during 2013. The probe launched from Kennedy Space Center on Feb. 11th 2010.
11 February 2014, 11:10 AM ET
As NASA launched its Solar Dynamics Observatory on Feb.11th 2010, the booster’s pass thru Mach 1 (“sound barrier”) produced a visible trace. The transonic wave interacted with a sundog, refracted light from high altitude ice crystals (video @ 1:45)
11 February 2014, 09:27 AM ET
This space wallpaper combines a photograph of seasonal dark flows on a Martian slope with a grid of colors based on data collected by a mineral-mapping spectrometer observing the same area. Image released Feb. 10, 2014.
11 February 2014, 07:00 AM ET
A planet-hunting project is snapping pictures of alien worlds or other objects orbiting nearby stars. Project 1640 is designed to probe the atmospheres of exoplanets to create new, low-resolution images of the planets and their stars.