28 April 2014, 01:00 AM ET
Spacecraft use multiple methods to slow down enough for a safe landing on Mars. See how Mars landings work in this Space.com infographic.
27 April 2014, 06:55 PM ET
Everyone knows that alcohol – ethanol to be precise – is a liquid at normal temperatures. So how can Palcohol be a solid?
27 April 2014, 06:16 PM ET
Long-distance atmospheric connections between the North and South poles are linking weather and climate in distant parts of the globe, according to data from a NASA spacecraft.
26 April 2014, 09:55 PM ET
What was your favorite space news story of the last week?
26 April 2014, 03:38 PM ET
A massive east Asian dust storm is caught on satellite imagery on April 23, 2014. Dust storms are common in northern China and southern Mongolia during the late winter and spring, and pollution often affects Beijing and other cities.
26 April 2014, 03:11 PM ET
From a massive solar flare to a super-bright meteor exploding over the northern Russian city of Murmansk, don't miss these amazing space images of the week for April 26, 2014.
26 April 2014, 02:57 PM ET
From the moon and Mercury shining together to an amazing auroral display over Alaska, don't miss these spectacular night sky images by stargazers and Space.com readers.
26 April 2014, 02:26 PM ET
Everyone’s favorite furry aliens from Star Wars, the Ewoks, lived on the “forest moon of Endor”. In scientific terms, the Ewok’s home world would be referred to as an exomoon, or a moon that orbits any planet that orbits a star other than our sun.
26 April 2014, 03:30 AM ET
The 1994 eclipse — when a dragon ate the sun.
26 April 2014, 01:56 AM ET
The discovery of exoplanets also slightly increases how much credence we give to the possibility of near-term human extinction. This because of a concept known as the Great Filter.
25 April 2014, 11:56 AM ET
NASA's Curiosity Mars rover has captured the first image of asteroids as seen from the Red Planet surface. Curiosity's historic picture of the Martian sky shows Ceres and Vesta, two of the biggest bodies in the solar system's asteroid belt.
25 April 2014, 07:27 AM ET
In March 2014, scientists gave the public a taste of the Mars-analog research they're doing in California's Death Valley National Park.
25 April 2014, 07:12 AM ET
Last month, researchers took the public on a tour of some Martian analog sites in California's Death Valley National Park as part of MarsFest 2014.
25 April 2014, 06:47 AM ET
The sun erupted with a massive solar flare late Thursday (April 24), triggering a temporary communications blackout on some parts of Earth. See video of the X1.3 solar flare here.
24 April 2014, 09:23 PM ET
An X1-class flare was recorded in multiple wavelengths by NASA's Solar Dynamics Observatory on April 24th, 2014 EDT (April 25th at 0032 UT).
24 April 2014, 06:09 PM ET
The NASA astronaut who snapped the 20th century's most famous photograph of Earth from space hopes the image can continue helping to protect the planet — not just from the depredations of its human inhabitants, but also from incoming space rocks.
24 April 2014, 05:52 PM ET
See stunning photos of the night sky and sun as seen by stargazers around the world in this Space.com photo gallery for April 2014 made up of images sent in by Space.com readers.
24 April 2014, 02:01 PM ET
An incredibly bright supernova spotted in 2010 has been the subject of a stellar mystery until now.
24 April 2014, 01:09 PM ET
As Einstein predicted, Spacetime warps around massive objects (i.e. galaxies). Light from objects ‘behind’ them (e.g. Supernova PS1-10afx ) is bent and magnified to observers on Earth. Full Story: http://goo.gl/zbEnnK
24 April 2014, 10:56 AM ET
Nearly a quarter century after its launch, two of the Hubble Space Telescope's most well-known instruments have landed in an exhibit at the Smithsonian's National Air and Space Museum in DC. 'Repairing Hubble' displays the orbiting observatory's correctiv
24 April 2014, 10:17 AM ET
Saturn certainly has some oddball moons and astronomers think they're close to explaining how a weird feature formed on one of them. New 3D maps are giving scientists an idea of how Iapetus' strange moons actually formed.
24 April 2014, 06:53 AM ET
NASA's Lunar Atmosphere and Dust Environment Explorer (LADEE) slammed into the moon's surface, as planned, in the early hours of April 18, bringing to six the number of spacecraft whose remains are known to dot the lunar far side.
23 April 2014, 11:38 PM ET
This stunning space wallpaper shows a patch of sky from the COSMOS survey, as viewed by XMM-Newton. COSMOS is a project studying how galaxies form and evolve, gathering observations using a variety of ground- and space-based telescopes.
23 April 2014, 04:04 PM ET
On April 29, 2014, the moon will block much of the sun in a so-called annular solar eclipse, also known as a "ring of fire" solar eclipse. See where the solar eclipse will be visible from in this Space.com gallery.
23 April 2014, 12:48 PM ET
The annual meteor shower peaked on April 22nd, 2014 and NASA's All Sky Fireball Network captured many of the streaking meteors as they burnt up in the atmosphere.
23 April 2014, 01:58 AM ET
Guion "Guy" Bluford is a former NASA astronaut who was the first African-American to fly into space. He flew four shuttle missions.
22 April 2014, 11:32 PM ET
This space wallpaper of a galaxy cluster taken by the NASA/ESA Hubble Space Telescope gives a remarkable cross-section of the Universe, showing objects at different distances and stages in cosmic history.
22 April 2014, 04:46 PM ET
A U.S. satellite has captured the ultimate Earth Day view from space, showing the entire planet in a stunning group shot of humanity. The photo, taken today (April 22) to mark Earth Day, was captured by the GOES-East satellite at 7:45 a.m. EDT (1145 GMT)
22 April 2014, 02:00 PM ET
Why can't anything travel faster than the speed of light? Do black holes really suck? And why is the universe expanding? These are just a few of the questions author and astrophysicist Jeffrey Bennett answers in his new book, "What is Relativity?"
22 April 2014, 02:00 PM ET
Many people with a basic knowledge of physics know that Einstein developed the theory of relativity, yet few people actually understand what it means. But author and astrophysicist Jeffrey Bennett relativity should be something anyone can understand.
22 April 2014, 01:58 PM ET
In 2013 and 2014, areas around the globe have experienced record breaking temperatures over extended periods of time. This has led to a diminished water supply, thriving disease carrying insects and fire.
22 April 2014, 10:53 AM ET
Since the start of the 21st century, dozens of incoming asteroids have slammed into Earth, some of them packing far more energy than a city-destroying atomic bomb, a new animation illustrates.