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13 October 2015, 05:54 PM ET
13 October 2015, 05:04 PM ET
13 October 2015, 04:51 PM ET
The shape of pebbles photographed by NASA's Mars rover Curiosity suggests these rocks rolled along in streams for dozens of miles billions of years ago.
13 October 2015, 03:17 PM ET
"Doctor Who" fans know that size doesn't really matter — after all, the time machine used in that show is bigger inside than it is on the outside. It's a perfect fit for a new Doctor Who Lego set, which will be released in December.
13 October 2015, 01:42 PM ET
You don't have to wait for December to get your "Star Wars" fix — Season 2 of Disney XD's "Star Wars Rebels" premieres tomorrow!
13 October 2015, 11:30 AM ET
Geoff Marcy, a leader in the field of exoplanet science, has been found to have violated the University of California, Berkeley's sexual harassment policy, leading to a public discussion about harassment in astronomy and academia.
13 October 2015, 07:45 AM ET
A newly released photo provides a great look at Mars' seldom-seen South Pole. The swirling white dot toward the bottom of the photo, which was taken by the European Space Agency's Mars Express spacecraft, is the Red Planet’s south polar ice cap.
13 October 2015, 07:45 AM ET
Researchers have created the first ultrathin, flat lens able to focus light just as well as its curved counterparts. The new tech could allow more-compact and robust cameras and microscopes to be built.
13 October 2015, 07:33 AM ET
Researchers have created a "habitability index" that allows them to rank alien worlds in terms of their life-hosting potential. The metric could help guide the operations of future observatories that will scan exoplanet atmospheres for signs of life.
12 October 2015, 10:11 PM ET
"Doctor Who" fans know how important it is to take bananas to a party, and the value of coincidence. And of course, while you're around weeping angels, don't you dare blink.
12 October 2015, 06:00 PM ET
A three-hour drive provided an amazing shot of a golden meteor shower for astrophotographer Tomas Milan.
12 October 2015, 05:50 PM ET
Astrophotographer Matt Smith captured this image of the Milky Way near Batesville in South Texas on May 25. See how he captured the photo here.
12 October 2015, 04:52 PM ET
Uhura flies again: Star Trek actress Nichelle Nichols had the chance last month to ride aboard NASA's Stratospheric Observatory for Infrared Astronomy, a telescope-bearing Boeing 747 airplane.
12 October 2015, 04:00 PM ET
The company expects to complete its final report on the June 28 failure within a month, but does not yet have a firm timetable for resuming flights.
12 October 2015, 03:43 PM ET
Students participated in a digital learning network at Kennedy Space Center with NASA scientists, astronauts and cast members from the film "The Martian."
12 October 2015, 08:00 AM ET
All stars, from young proto-stars to supermassive black holes flicker. That flickering light can be translated into audio waves. Simone Scaringi created sound files that mimics what star accretion might sound like.
12 October 2015, 08:00 AM ET
Just as the moon's gravitational pull causes seas and lakes to rise and fall as tides on Earth, the Earth exerts tidal forces on the moon. Scientists have known this for a while, but now they've found that Earth's pull actually opens up faults on the moon
12 October 2015, 08:00 AM ET
Researchers transformed flickering in the light emissions of galactic nuclei, black holes, superdense white dwarfs and other objects into sound waves. The result? A lot of white noise.
10 October 2015, 09:31 AM ET
Fans at New York Comic-Con got an immersive look into the new SyFy Channel TV show "The Expanse" with a Google-Cardboard-powered 3D tour of the show's spectacular spaceships to take home.
09 October 2015, 05:17 PM ET
Where they're going, they won't need roads: a new documentary spotlighted at New York Comic-Con examines the making of the "Back to the Future" trilogy and its 30-year impact on pop culture and society.
09 October 2015, 04:57 PM ET
Is time travel possible? Are the past and future set or can they be changed? Sci-fi books and films have long explored these ideas.
09 October 2015, 04:54 PM ET
Aldrin would like the president of the United States (whoever it happens to be) to announce a crewed Mars commitment on July 20, 2019, the "golden anniversay" of the giant leaps Aldrin and Neil Armstrong took on the lunar surface.
09 October 2015, 04:47 PM ET
Hawking recently posited that an alien visitation would put Earthlings in the same position as Native Americans when Columbus landed on their shores. Lessons from Earth suggest intelligence and aggression might evolve hand-in-hand.
09 October 2015, 04:04 PM ET
The addition of tens of thousands of photos taken by the Apollo astronauts on the moon to an online repository drew wide interest in the media, but lost in many of the headlines were the facts behind the 40-year-old NASA photographs.
09 October 2015, 03:41 PM ET
Over next three weeks, we're going to be treated to a show being staged in the eastern twilight skies by three bright planets: Jupiter, Mars and Venus. And the often hard-to-spot planet Mercury is joining the show, too.
09 October 2015, 01:39 PM ET
More than 8,400 unprocessed scans have been uploaded into the online Project Apollo Archive. The entire gallery is available on the photo-sharing service Flickr.
09 October 2015, 11:28 AM ET
The Jilin-1 launch is the latest example of China's lightning-fast transformation from satellite imagery importer to producer.
09 October 2015, 10:21 AM ET
NASA says the orbiter it aims to launch in the 2020s could carry the mechanisms needed to collect and store surface samples for a return trip to Earth.
09 October 2015, 10:00 AM ET
The crescent moon lit up by earthshine was captured by astrophotographer John Chumack on Sept. 8, 2015.
09 October 2015, 07:40 AM ET
Following a devastating loss of vehicle last year, Orbital ATK is preparing to send cargo to the International Space Station as early as December, and launch a new Antares rocket in 2016.
09 October 2015, 07:00 AM ET
Although time machines remain a sci-fi fantasy, the vast distances of the universe make it possible to peer back in time and see things as they appeared billions of years ago.