23 May 2014, 03:33 PM ET
North America might be treated to a spectacular new meteor shower tonight. What should you look for in a viewing spot? You really just need three things: clear weather, darkness and broad view of the sky.
23 May 2014, 12:34 PM ET
Astronomer Carl Hergenrother first photographed Comet 209P/LINEAR in September 2013 and again in May 2014 (seen in video). The possible meteor shower may hold clues to how active the comet was in the past.
22 May 2014, 09:21 PM ET
In the early days of independent India, Prime Minister Jawaharlal Nehru said, “It is science alone that can solve the problems of hunger and poverty … of a rich country inhabited by starving people.”
22 May 2014, 03:44 PM ET
A new meteor shower from the Comet 209P/LINEAR could be a spectacular display tomorrow night (May 23). NASA's Bill Cooke discusses the rare Camelopardalid meteor shower on Space.com.
22 May 2014, 03:10 PM ET
A fresh pockmark half the length of a football field suddenly appeared on Mars in March 2012, pictures from a NASA satellite show. It's the biggest new impact crater scientists have confirmed on any planet by using before-and-after images.
22 May 2014, 12:04 PM ET
Space.com shadowed a group of students from the University of California, San Diego who were selected by NASA to test an experiment onboard a zero-gravity flight.
22 May 2014, 11:18 AM ET
NASA's Interface Region Imaging Spectrograph (IRIS) 'corona-cam' captured close-ups of plasma falling and exploding away from the surface.
22 May 2014, 11:17 AM ET
A 36-year-old space probe that NASA once thought might be returned from space to be put into the Smithsonian may instead soon resume its original mission thanks a private group's attempt to reawaken the satellite.
22 May 2014, 07:00 AM ET
NASA is enlisting amateur astronomers to hunt for killer space rocks. The space agency announced Wednesday (May 21) that it has signed a deal with the online observatory Slooh to get citizen scientists to track asteroids.
22 May 2014, 12:26 AM ET
Astronomers using the NASA/ESA Hubble Space Telescope have captured the images in this amazing space wallpaper showing the dancing auroral lights at Saturn’s north pole.
21 May 2014, 11:48 PM ET
Material blasted off Mars from meteor impacts may have scarred the surface of Phobos, one of the Red Planet's two tiny moons, a new study suggests.
21 May 2014, 05:59 PM ET
The possible new meteor shower in May has a bit of a tongue-twisting name. Here are some possibilities that NASA has heard.
21 May 2014, 01:26 PM ET
Some stars that give birth to Earth-like rocky planets only to later devour those same daughter worlds, and now scientists say they have a way to find the stellar cannibals.
21 May 2014, 01:19 PM ET
The most massive and luminous stars were long suspected to die in explosive deaths, and astronomers now have the most direct evidence yet that these cosmic behemoths go out with a bang.
21 May 2014, 01:00 PM ET
See some of the best photos of supernovas — the explosive deaths of stars.
21 May 2014, 11:10 AM ET
Astronomers have several ways to count stars, but getting a definitive answer to how many there are in a galaxy is "surprisingly difficult."
21 May 2014, 09:01 AM ET
The image, a compilation of exposures taken by NASA's Opportunity rover on April 18, provides a great look at the 14-mile-wide (22 kilometers) Endeavour Crater, which Opportunity has been exploring since August 2011.
21 May 2014, 08:33 AM ET
Space.com shadowed a group of students from the University of California, San Diego who were selected by NASA to test an experiment on board a zero-gravity flight.
21 May 2014, 07:01 AM ET
NASA's InSight Mars lander, which is scheduled to launch toward the Red Planet in 2016, passed a key design review Friday (May 16), clearing the way for construction of the spacecraft to begin.
21 May 2014, 06:12 AM ET
Spirit and Opportunity, the Mars rovers, have outlived and outlasted any spacecraft on the surface of the red planet. Take a look at some of their latest Mars photos.
21 May 2014, 06:00 AM ET
Star cluster NGC 3590 resides in the largest single segment of the Milky Way's spiral arms that can be seen from our position in the galaxy. Exploring this cluster reveals properties of our galaxies spiral disc.
21 May 2014, 06:00 AM ET
The new photo, taken by a telescope in Chile, shows NGC 3590, a small cluster containing several dozen stars that lies about 7,500 light-years from Earth in the constellation Carina (The Keel).
20 May 2014, 11:50 PM ET
This spectacular space wallpaper shows Jupiter's shrinking trademark Great Red Spot — a swirling storm feature larger than Earth.
20 May 2014, 01:30 PM ET
The 1-ton Curiosity rover has finished its third-ever drilling operation and will soon resume the long drive toward the base of Mount Sharp, which has long been its ultimate destination, mission officials said.
20 May 2014, 07:08 AM ET
On May 20, 1964, American radio astronomers Robert Wilson and Arno Penzias discovered the cosmic microwave background radiation (CMB), the ancient light that began saturating the universe 380,000 years after its creation.
20 May 2014, 06:00 AM ET
Scientists have caught a glimpse of the processes that lead to the formation of solar flares and the associated space weather.
19 May 2014, 11:46 PM ET
This space wallpaper is an artist’s view showing the planet orbiting the young star Beta Pictoris. This exoplanet is the first to have its rotation rate measured.
19 May 2014, 08:07 PM ET
The chemical signature of a Sun-like star changes when it consumes rocky material. Trey Mack, a graduate student in astronomy at Vanderbilt University has developed a system to sleuth such stellar gobblers.
19 May 2014, 04:18 PM ET
See photos and images of NASA's ISEE-3 spacecraft, a probe launched in 1978 that is returning for an Earth flyby in August 2014, in this Space.com gallery.
19 May 2014, 03:15 PM ET
A private group preparing to repurpose a 36-year-old spacecraft from afar is in Puerto Rico this week, trying to make contact with the International Sun-Earth Explorer 3 (ISEE-3) probe with the powerful Arecibo Telescope.
19 May 2014, 02:09 PM ET
The below sea-level canyons beneath the ocean-feeding glacier cut further inland than previously estimates. Accelerated ice loss of the glacier was thought to be limited, but this finding calls into question its duration.
19 May 2014, 11:20 AM ET
A NASA space telescope captured an amazing view of a new supernova, cutting through the cosmic smoke to see the star explosion in the relatively nearby Cigar Galaxy.