29 September 2014, 03:01 PM ET
The strange feature that appeared on the shoreline of Titan's Ligeia Mare sea was imaged by NASA's Cassini probe in July 2013 and again in August 2014.
29 September 2014, 03:00 PM ET
On Nov. 12, the European Space Agency's Rosetta probe will try to drop a robotic lander onto the surface of Comet 67P/Churyumov-Gerasimenko. No spacecraft has ever attempted a soft landing on a comet before.
29 September 2014, 12:01 PM ET
India's first spacecraft to visit Mars has beamed home its greatest photo of the Red Planet yet, a spectacular view that reveals the planet from pole to pole.
29 September 2014, 12:00 PM ET
India's first mission to the Red Planet, called the Mars Orbiter mission, is slated to launch from Satish Dhawan Space Center on Oct. 28, 2013. See photos from the mission's preparation here.
29 September 2014, 07:00 AM ET
The close-orbiting alien planet, known as WASP-18b, is apparently disrupting the magnetic field of its host star so much that the object is behaving like a much older star, researchers said.
29 September 2014, 07:00 AM ET
What signs of life could a far-off alien spacecraft spot on Earth? The answer could help researchers shape the hunt for E.T. in far-off solar systems.
28 September 2014, 07:00 AM ET
Following its 2017 launch, NASA's TESS mission should collect a wealth of information on new exoplanets, the majority of which should be available for follow-ups with ground-based telescopes.
26 September 2014, 03:30 PM ET
Among the nearly 2,000 planets found beyond our solar system, there are volcanic super-Earths, gas giants that dwarf Jupiter and worlds with multiple sunsets. Here are some of the most incredible.
26 September 2014, 10:17 AM ET
The White House is looking to data from NASA's space shuttle program to help in the fight against climate change. NASA will publicly release hi-res topographic maps of the globe to help other nations prepare for a changing environment.
26 September 2014, 09:27 AM ET
On September 24th, 2014, the Mars Science Laboratory drilled into a basal-layer outcrop on Mount Sharp and collected samples. The rover has traveled 6 miles to get to the mountain since landing in 2012.
26 September 2014, 07:00 AM ET
On Wednesday (Sept. 24), the 1-ton Curiosity rover drilled 2.6 inches (6.7 centimeters) into an outcrop at the base of the towering Mount Sharp, which rises 3.4 miles (5.5 kilometers) into the Martian sky.
25 September 2014, 04:30 PM ET
NASA will provide live video coverage of the docking today (Sept. 25) of a new crew to the International Space Station and you can watch the action live beginning at 9:45 p.m. EDT (1930 GMT). Here's how to watch live.
25 September 2014, 02:36 PM ET
Computer models of the magnetic field during the 19th century coronal mass ejection (CME) is compared to a moderate 2006 blast. English amateur astronomer Richard Carrington observed the 1859 solar flare that gave birth to a massive CME.
25 September 2014, 02:01 PM ET
The finding suggests that water is commonly incorporated into newly forming planets throughout the Milky Way galaxy and beyond, researchers said — good news for anyone hoping that Earth isn't the only world to host life.
25 September 2014, 02:00 PM ET
Complex carbon-bearing molecules detected in interstellar space suggest key ingredients for life on Earth could have alien origins.
25 September 2014, 01:00 PM ET
NASA's Mars probe is expected to study the atmosphere of the Red Planet in amazing new detail.
25 September 2014, 11:54 AM ET
Three American soldiers* may have died in Afghanistan’s battle of Takur Ghar because of disruptions caused by plasma bubbles – a form of space weather – according to a new study.
25 September 2014, 11:14 AM ET
India's first spacecraft to visit Mars is beaming back its first photos of the Red Planet just days after its arrival this week. See the first photos of Mars by India's Mangalyaan spacecraft as part of it Mars Orbiter Mission.
25 September 2014, 10:56 AM ET
A stunning new photo snapped by NASA's Hubble Space Telescope shines a light on a mysterious galaxy that may be considerably older than it looks.
25 September 2014, 10:00 AM ET
A study of galaxy DDO 68 (aka UGC 5340) using the Hubble Space Telescope has revealed that there may be older stars lurking in what was thought to be a primordial galaxy.
25 September 2014, 07:11 AM ET
MAVEN sent home its first images of Mars' upper atmosphere early Monday morning (Sept. 22), just eight hours after entering orbit around the Red Planet.
24 September 2014, 05:20 PM ET
An internal audit concluded that a NASA program supporting the search for potentially hazardous asteroids needs to be better structured with more staff.
24 September 2014, 02:10 PM ET
Observations of planet HAT-P-11b by the Hubble, Spitzer and Kepler Space Telescopes were used to make the discovery. The planet is 120 light-years away in the constellation of Cygnus.
Full Story: http://goo.gl/8h7zEP
24 September 2014, 01:01 PM ET
A Neptune-sized planet beyond the solar system has telltale traces of water vapor in its atmosphere, making it the smallest known wet exoplanet yet, scientists say. The exoplanet HAT P-11b is about four times the size of Earth and about 124 light-years aw
24 September 2014, 12:46 PM ET
On July 23rd, 2012, a coronal mass ejection, traveling between 1,800 and 2,200 MPH, fastest ever recorded by NASA's Solar Terrestrial Relations Observatory (STEREO), fortunately was not Earth-directed.
24 September 2014, 07:30 AM ET
Researchers using data gathered by NASA's Hubble Space Telescope have determined that the supernova SN 1993J — which was first observed in 1993, as its name suggests — occurred because one star nabbed hydrogen from another.
24 September 2014, 01:23 AM ET
Addressing climate change is not only crucial for preserving the environment, it also makes good economic sense, some politicians and business leaders say.
23 September 2014, 10:15 PM ET
India's Mars Orbiter Mission (MOM) probe was captured by the Red Planet's gravity around 10:11 p.m. EDT Tuesday, making India just the fourth entity — after the United States, the Soviet Union and Europe — to place a spacecraft in Mars orbit.
23 September 2014, 10:01 PM ET
The Rosetta spacecraft's NAVCAM captured four photos that ESA stitched together to create a close-up mosaic of comet 67P/Churyumov-Gerasimenko.
23 September 2014, 02:29 PM ET
Supposed evidence of gravitational waves from the dawn of time may actually be the signature of dust and gas in our own Milky Way galaxy, a new study reports.
23 September 2014, 10:49 AM ET
NASA's New Horizons spacecraft may still be 10 months from its historic flyby with dwarf planet Pluto, but it is making good use of its interplanetary cruise to get familiar with its flyby target by imaging Pluto's outermost moon Hydra
23 September 2014, 09:29 AM ET
The Japan Aerospace Exploration Agency's GCOM-W1 satellite has delivered data on sea ice from March 21st, 2014 to September 17th, 2014. NASA Goddard created this visualization from the data set.
23 September 2014, 07:30 AM ET
The image captures the Saturn moons Tethys, Hyperion and Prometheus,, along with the gas giant's iconic rings. Cassini took the picture on July 14, 2014, when it was about 1.2 million miles from Tethys, NASA officials saiD.
23 September 2014, 07:00 AM ET
See images of the ringed planet from NASA's Cassini spacecraft in orbit around Saturn.
22 September 2014, 08:23 PM ET
The 2014 Astrophysics Kavli Prize Laureates tell the story behind their theory of cosmic inflation, and contemplate how it has changed our view of the universe.
22 September 2014, 03:43 PM ET
Audience members voted to restore Pluto's planethood during an event held last week organized by the Harvard-Smithsonian Center for Astrophysics.