20 December 2014, 12:00 PM 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.
20 December 2014, 11:49 AM ET
The sun fired off a massive solar flare late Friday (Dec. 19), after days of intense storms from our nearest star. The huge solar flare registered as an X1.8-class event, the most powerful type of flare possible, and was captured on camera by NASA's powe
20 December 2014, 11:17 AM ET
From holiday lights seen from space to incredible pictures of streaking meteorss, don't miss these amazing space images of the week for Dec. 20, 2014.
20 December 2014, 03:42 AM ET
Orion's Belt is an asterism of three stars that appear about midway in the constellation Orion the Hunter. The stars are so called because they appear to form a belt in the hunter's outfit.
20 December 2014, 03:22 AM ET
The technology of the future can't wait.
19 December 2014, 07:31 AM ET
Kip Thorne, the physicist who brought real science to the movie "Interstellar," has a history of coming up with ideas that sound straight out of science fiction. We've rounded up three of Thorne's most mind-bending theories — at least one of which may hav
19 December 2014, 07:00 AM ET
Kip Thorne, the physicist who wrote the book on black holes (and time warps), discusses the new physics he's most excited about, and exactly how a black hole would kill you.
19 December 2014, 01:14 AM ET
The Summer Triangle is a Northern Hemisphere asterism (star pattern) that is actually an amalgamation of stars from three separate constellations.
19 December 2014, 12:09 AM ET
18 December 2014, 05:20 PM ET
The abstract and colorful works of Edward Belbruno have been shaped by his scientific career. Without art, he says, 'the science comes to a screeching halt.'
18 December 2014, 03:31 PM ET
The first-ever soft landing of a robotic probe the surface of a comet has just been named the top scientific breakthrough of 2014 by the journal Science.
18 December 2014, 11:32 AM ET
Kepler has spotted its first new alien planet since being hobbled by a malfunction in May 2013. The newly discovered world, called HIP 116454b, is a "super Earth" about 2.5 times larger than our home planet.
18 December 2014, 10:03 AM ET
NASA's Mars rover Curiosity has made some amazing recent discoveries on the Red Planet. The Discovery Channel documentary 'Red Planet Rover' will chronicle those finds tonight at 10 pm ET/PT.
18 December 2014, 03:13 AM ET
Curiosity is leading, not "lacking."
18 December 2014, 03:10 AM ET
The Little Dipper is an asterism (star pattern) in the larger constellation of Ursa Minor, the Little Bear. The most famous star in the constellation is Polaris.
17 December 2014, 11:35 PM ET
The smoky black silhouette in this gorgeous space wallpaper is part of a large, sparse cloud of partially ionized hydrogen — an HII region — known as Gum 15.
17 December 2014, 04:12 PM ET
Already running on fumes as its fuel reserves dwindled, Venus Express' most recent attempts at maintaining its altitude fell short.
17 December 2014, 03:50 PM ET
It's now approaching summer in the presumed location of Europe's Philae lander on a comet, so the washing-machine-size probecould soon access enough energy to open its eyes and start working again, Rosetta mission scientists said.
17 December 2014, 10:37 AM ET
Imagery from the NASA/NOAA Suomi NPP satellite show lighting patterns change on holidays around the world. Energy usage varies across across different cultural and socioeconomic areas.
17 December 2014, 07:00 AM ET
The discovery is not evidence that life exists, or has ever existed, on Mars, researchers stressed. But it does mark the first time that organics have been confirmed inside Red Planet rocks, and it checks off a chief goal of the rover team.
17 December 2014, 06:00 AM ET
New imagery captured by the La Silla Observatory MPG/ESO 2.2-metre telescope of of star cluster Messier 47, shows a star cluster where only ~50 stars can be seen in an area 12 light-year across area.
17 December 2014, 06:00 AM ET
A new image of a well-known star cluster in the southern sky, shows off hot blue stars sparkling amid red giants.
17 December 2014, 06:00 AM ET
City lights across the United States blaze 20 to 50 percent more brightly in December than they do the rest of the year, and some cities in the Middle East brighten by more than 50 percent during the Muslim holy month of Ramadan, researchers said.
17 December 2014, 12:05 AM ET
These images show that many cities around the world shine more brightly during the holiday season — December in the United States, and the Muslim holy month of Ramadan in the Middle East — than they do during the rest of the year.
16 December 2014, 11:45 PM ET
This stunning dream like space wallpaper of the La Silla sunset was released Dec. 8, 2014.
16 December 2014, 07:09 PM ET
COSMOS - A Spacetime Odyssey's presenter/co-writer talks about Stephen Hawking's black hole theory, known as "Hawking Radiation".
16 December 2014, 06:30 PM ET
NASA's Curiosity rover is continuing to help scientists piece together the mystery of how Mars lost its surface water over the course of billions of years.
16 December 2014, 06:22 PM ET
Space creates an important laboratory to fight against cancer on the ground.
16 December 2014, 04:22 PM ET
NASA's Voyager 1 spacecraft — the only object made by humans to leave the solar system — might still be caught in a tsunami-like shock wave that first hit the probe in February.
16 December 2014, 02:56 PM ET
16 December 2014, 02:11 PM ET
These finding "strongly suggests that Mars is active" according to atmospheric scientist Sushil K. Atreya of the Mars Science Laboratory mission team as he breaks down possible sources of the methane on Mars.
16 December 2014, 02:08 PM ET
The Mars Science Laboratory's Tunable Laser Spectrometer (TLS) instrument was used to confirm the presence of methane on several occasions during the rovers' study of the Red Planet.
16 December 2014, 01:35 PM ET
NASA's Curiosity rover has recently made a surprising find on Mars that could help scientists get one step closer to figuring out if the Red Planet has ever supported life.
16 December 2014, 01:19 PM ET
The International Astronomical Union has announced a competition to name five craters on Mercury, and the winners will be announced next spring at the end of the MESSENGER spacecraft's mission.
16 December 2014, 11:40 AM ET
New findings suggest that glaciers played a role in carving out Valles Marineris, the Martian 'Grand Canyon.'
16 December 2014, 10:09 AM ET
NASA’s Voyager 1recorded three 'waves' of plasma set in motion by coronal mass ejections from our Sun. Plasma interacting with ionized matter creates energy fluctuations which have been converted to sound by researchers.