03 February 2015, 12:30 PM ET
A new video from NASA reveals amazing new images of an asteroid zipping through space while a small moon orbits it.
03 February 2015, 12:00 PM ET
With its intense heat, thick air and high pressure, Venus is not an ideal vacation spot.
03 February 2015, 11:40 AM ET
Conditions on the planet Mercury would make living there a challenge. See what the days and nights might be like on the closest planet to the sun in our infographic.
03 February 2015, 07:44 AM ET
A newly discovered exoplanet's ring system puts Saturn's collection to shame. What's more, a large gap in the rings suggests the presence of at least one Earth- or Mars-size exomoon.
02 February 2015, 10:10 PM ET
The sun's unceasing activity affects our planet beyond providing obvious light and heat.
02 February 2015, 07:42 PM ET
The White House's fiscal year 2016 budget request for NASA, which was released Monday (Feb. 2), allocates $18.5 billion to the space agency, including $30 million to formulate a mission to Jupiter's moon Europa.
02 February 2015, 06:00 PM ET
Neither Opportunity nor NASA's Lunar Reconnaissance Orbiter is allocated any funds in the White House's fiscal year 2016 budget request. But that doesn't mean the missions will definitely cease operations.
02 February 2015, 04:20 PM ET
The White House is requesting a $500 million boost for the NASA budget in 2016, potentially propelling the space agency on its way toward sending humans to Mars in the future, the agency's chief said Monday.
02 February 2015, 04:00 PM ET
Orange bubbles, blue patches, and red wisps of light dance in this NASA/ESA Hubble Space Telescope photo toward the constellation of Taurus.
02 February 2015, 03:00 PM ET
One of the least likely places you might think astronomers would learn about ancient supernovae is at the bottom of the ocean but scientists have done just that -- also dredging up a mystery.
02 February 2015, 09:57 AM ET
NASA's Deep Space Network radar (Goldstone, CA + Green Bank, WV) obtained this enhanced view of Asteroid 2004 BL86 which has its own natural satellite.
02 February 2015, 06:41 AM ET
Scientists working with the long-lived Hubble Space Telescope say that the intrepid eye on the sky could continue functioning through 2020, and even beyond.
01 February 2015, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in January 2015.
31 January 2015, 10:46 AM ET
NASA's Soil Moisture Active Passive mission will measure the soil moisture on Earth.
31 January 2015, 10:40 AM ET
NASA newest Earth-observing mission has just launched to the ultimate height to study the dirt below our feet.
31 January 2015, 07:00 AM ET
The gorgeous green glow of the northern lights served as a backdrop for bright white rocket tails in a set of amazing new photos. Five rockets launched from Poker Flat Research Range in Alaska this week carried experiments aimed at studying the science be
30 January 2015, 04:11 PM ET
Pluto, the most famous dwarf planet, lost its planet status in 2006. Learn more about dwarf planets of the solar system here.
30 January 2015, 03:46 PM ET
The signal that scientists with the BICEP2 experiment believed to be a sign of inflation in the early universe was actually light from interstellar dust. Today, scientists with BICEP2 and the Planck satellite announced their conclusion.
30 January 2015, 12:20 PM ET
Seven thousand year-old rock paintings in the Sahara desert have, somewhat serendipitously, helped uncover evidence of ancient lake beds.
30 January 2015, 12:01 PM ET
NASA has launched several sounding rockets for scientific research in 2015. See the spectacular photos of these small rocket launches here.
30 January 2015, 12:00 PM ET
With 4km-long lasers, the Laser Interferometer Gravitational-wave
Observatories (LIGO) may detect cataclysmic events far from Earth. This film shows how scientists bridge the gap between the special language of astrophysics and bright young students.
30 January 2015, 11:32 AM ET
New images of Messier 51 (M51), SNR E0519-69.0, MSH 11-62, Cygnus A and RCW 86 have been released for this United Nations-declared event; each a composite of varying Space-based telescopes, including Chandra X-ray, Hubble and Spitzer Space Telescopes
30 January 2015, 07:30 AM ET
Frigid "mini-Neptunes" that take shape relatively far from red dwarf stars could be dragged inward over time, eventually losing most of their thick, gaseous envelopes and ending up in spots warm enough for life as we know it to survive.
30 January 2015, 07:20 AM ET
Scientists on the Curiosity team have brought into question a recent report about potential trace fossils in the Mars rover's images of the Gillespie rock outcrop.
29 January 2015, 02:01 PM ET
Bubbles of radioactive metal may have punched holes in the heart of Cassiopeia A, a nearby supernova, according to new observations. Studying the bubbly interior could help scientists understand why supernovas pop their corks in the first place, and what
29 January 2015, 11:00 AM ET
A Hubble Space Telescope image of NGC 7714 and its companion NGC 7715 reveals dramatic interaction setting off bursts of star formation. This moment of the dance happened 100 million light-years from Earth.
29 January 2015, 09:53 AM ET
The launch of NASA's newest Earth-gazing satellite will have to wait another day due to high winds that made launch too risky Thursday (Jan. 29).
29 January 2015, 06:30 AM ET
The surface of a comet flying through deep space is pockmarked with weird features that are keeping curious scientists working with Europe's Rosetta comet mission busy.
29 January 2015, 06:30 AM ET
NASA is scheduled to launch its next Earth-observing satellite today (Jan. 29) from California, and you can watch the liftoff live online.
28 January 2015, 07:53 PM ET
Variable stars change brightness. But there are many reasons why.
28 January 2015, 04:40 PM ET
On Jan. 22, operators on the ground used two robotic arms to install NASA's Cloud Aerosol Transport System (CATS) instrument on the exterior of the International Space Station.
28 January 2015, 04:38 PM ET
SMAP, or the Soil Moisture Active Passive satellite, will measure groundwater content and frozen/thawed state, all over the world every three days.