08 October 2014, 09:00 AM ET
An analysis of rocks brought back to Earth by NASA's Apollo missions suggests that most of the water trapped in rocks on the moon's surface originated from streams of solar particles rather than comet impacts.
07 October 2014, 04:34 PM ET
Edward C. Stone, now Thirty Meter Telescope Board's Vice-Chair, explains the technical specifications of the telescope and the science it will produce. Groundbreaking for the telescope occurred near the summit on Mauna Kea, Hawaii on Oct. 7th, 2014.
07 October 2014, 04:21 PM ET
With its adaptive optics and much larger aperture, the ‘TMT’ will deliver finer detail than the Hubble Space Telescope. Groundbreaking for the telescope occurred near the summit on Mauna Kea, Hawaii on October 7th, 2014.
07 October 2014, 01:23 PM ET
Record lows in sea ice have been recently recorded in the Arctic but ice around the opposite pole of the planet is on the rise. This is probably not due to climate stabilization:
07 October 2014, 08:00 AM ET
A lunar eclipse will take place on Oct. 8, 2014. See how to see it with the sky maps in this Space.com gallery.
07 October 2014, 07:00 AM ET
Huge galaxies have to eat their neighbors to keep growing, a new study reveals. A survey of 22,000 galaxies showed that the largest among them are nowhere near as good at creating stars as smaller ones. Instead, the massive galaxies snack on dwarf galaxie
07 October 2014, 12:13 AM ET
See images of the planned Thirty Meter Telescope, a giant observatory to peer deep into the universe from a mountaintop in Hawaii.
06 October 2014, 06:38 PM ET
NASA's Solar Dynamics Observatory captured the filament snaking across the surface for several days. Imagery from September 30th, 2014 to October 5th (when the it rotated out of view) have been compiled in this time-lapse.
06 October 2014, 07:00 AM ET
The Milky Way may be home to some 3,000 extraterrestrial civilizations but the vast distances between our galactic cousins will make contact extremely rare, a new study concludes.
05 October 2014, 12:26 PM ET
What was your favorite space news story of the last week?
04 October 2014, 11:01 AM ET
From a stunning image of the Red Planet from India's first spacecraft to a spectacular new photo showing a cluster of stars, don't miss these amazing space images of the week for Oct. 4, 2014.
03 October 2014, 04:37 PM ET
Researchers suggest they may know why the Uranus moon Miranda resembles Frankenstein's monster, a jumble of mismatched parts: Constant squeezing and stretching from Uranus caused the moon to heat up and churn.
03 October 2014, 01:47 PM ET
A NASA satellite charged with staring at the sun captured an incredible image of the star bursting forth with a moderately sized solar flare Thursday.
03 October 2014, 11:17 AM ET
European space officials are eyeing four possible landing sites on Mars for a life-seeking rover that is set to launch in 2018.
03 October 2014, 10:00 AM ET
See photos and images of the biggest solar flares of 2014 in this SPACE.com gallery of photos by NASA spacecraft and solar astronomers.
03 October 2014, 07:00 AM ET
The European Space Agency's Rosetta probe, which arrived in orbit around Comet 67P/Churyumov-Gerasimenko in August after a 10-year deep-space chase, has photographed jets erupting from the icy wanderer's surface.
02 October 2014, 06:10 PM ET
Sunspot AR2172-AR2173 erupted with an M7.3-class flare on October 2nd, 2014. The eruption was not Earth-directed, as it was on the Sun's western limb and rotating out of view (as seen by NASA's Solar Dynamics Observatory).
02 October 2014, 07:00 AM ET
On April 23, NASA's Swift satellite observed an incredibly intense flare coming from DG Canum Venaticorum, a system of two red dwarfs located about 60 light-years from Earth. The eruption put to shame anything ever seen on the sun.
02 October 2014, 12:07 AM ET
There are many misconceptions about science, including how science advances. One half-truth is that unexpected research findings produce crises, leading to new theories that overturn previous scientific knowledge.
01 October 2014, 05:16 PM ET
The 2.5-minute trailer for "The Theory of Everything," which came out today (Oct. 1), is the second Focus Features has released to tout the film.
01 October 2014, 01:01 PM ET
The moon's Ocean of Storms was previously thought to be a round crater left after a giant impact, but now researchers surprisingly find it is underlain by a giant rectangle created by cooling lunar lava as the moon formed.
01 October 2014, 01:01 PM ET
A giant cloud that covers the south pole of Titan, Saturn's largest moon, has a surprisingly poisonous nature: It's made of cyanide. The giant cloud, first spotted by NASA's Cassini spacecraft in 2012, is the size of Egypt and covers Titan's south pole.
01 October 2014, 08:22 AM ET
Images by astronaut Reid Wiseman as he floats above Earth in the International Space Station.
01 October 2014, 06:30 AM ET
NASA and the Indian Space Research Organisation will investigate ways to collaborate on future Mars missions, officials said Tuesday. The two agencies also laid out their roles on the NISAR Earth-observation mission, which is due to launch in 2020.
01 October 2014, 06:30 AM ET
An inside look at a recent space-startup competition in Silicon Valley.
01 October 2014, 06:01 AM ET
The ESO’s 2.2-meter telescope at La Silla Observatory in Chile captured a spectacular image of the Wild Duck Cluster.
01 October 2014, 06:00 AM ET
Stunning new imagery of the galactic cluster Messier 11 has been captured by the MPG/ESO 2.2-meter telescope at ESO’s La Silla Observatory in Chile. It was nicknamed the "Wild Duck Cluster" due to its brighter stars loosely forming a triangle.
01 October 2014, 12:36 AM ET
See photos from astronaut Alexander Gerst who is about to take off on a mission to the International Space Station, along with five others.
01 October 2014, 12:00 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in Septmeber 2014.
30 September 2014, 06:48 PM ET
NASA's Swift satellite detected the "superflare" blasted by a red dwarf star in a binary system called DG Canum Venaticorum (DG CVn). In comparison, the largest flare ever recorded from our Sun was an X45, 10,000 times less powerful.
30 September 2014, 07:35 AM ET
See stunning photos of the cloud-covered Titan from NASA's Cassini spacecraft.
30 September 2014, 07:00 AM ET
NASA's Cassini spacecraft has spotted an odd islandlike feature in Ligeia Mare, one of Titan's largest hydrocarbon seas. Scientists don't know what to make of the structure, which covers about 100 square miles.