18 August 2014, 03:03 PM ET
An astronaut and cosmonaut on the International Space Station captured some spectacular views of a private spaceship meeting it fiery end above Earth's surface Sunday (Aug. 17).
18 August 2014, 02:56 PM ET
New forensic data gathered by NASA telescopes reveal clues about what caused the supernova that suddenly appeared in the nearby Messier 82 galaxy earlier this year.
18 August 2014, 02:47 PM ET
'Super-Earth' Kepler 93 b is a rocky world about 3.8 times Earth’s mass, Sarah Ballard’s team determined, by integrating the parent star’s light curve with its 'asteroseismic' signature.
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18 August 2014, 12:37 PM ET
A Russian cosmonaut threw a tiny satellite into the vacuum of space during a spacewalk outside of the International Space Station today (Aug. 18).
18 August 2014, 12:35 PM ET
The singer-songwriter tweeted with astronaut Reid Wiseman during a visit to the Space Center in Florida. He was there to promote his new song, "American Flag on the Moon".
18 August 2014, 11:57 AM ET
See photos of Russian cosmonaut Oleg Artemyev throwing the Peru-built Chasqui 1 satellite from the International Space Station on Aug. 18, 2014.
18 August 2014, 10:43 AM ET
Cosmonaut Oleg Artemyev was the envy of Major League Baseball on August 18th, 2014, throwing a fastball that will literally go around the world. He deployed a 4"X 4" X 4" Peruvian nanosatellite, massing 2lb, which will photograph Earth.
18 August 2014, 09:32 AM ET
Russia's new Angara rocket family is the country's first post-Soviet era booster to be developed. See photos of the Angara rocket's development, test flights and future.
18 August 2014, 07:01 AM ET
The existence of medium-size black holes has been a matter of debate. But researchers say they have now confirmed such an object in the nearby galaxy M82 — a black hole about as massive as 400 suns.
18 August 2014, 07:00 AM ET
The U.S. Air Force Research Laboratory is studying hypersonic vehicles that would use the Synergetic Air-Breathing Rocket Engine (SABRE), which is intended to power the Skylon space plane, AFRL officials said.
18 August 2014, 07:00 AM ET
It's a dream older than the Space Age itself: a fully reusable rocket that can fly into space, deploy its cargo, return to Earth and then do it again rapidly, cheaply and with minimal maintenance.
17 August 2014, 09:56 AM ET
The two brightest planets, Venus and Jupiter, will appear super-close together before sunrise on Monday morning (Aug. 18), and it's just the kickoff for a week of early-bird observing by stargazers.
16 August 2014, 05:08 PM ET
Country music star Brad Paisley traveled to NASA's Kennedy Space Center in Florida to launch his new song, 'American Flag on the Moon.' 'I'm at NASA's Apollo launch pad in FL, leaking my new song,' Paisley wrote on Twitter.
16 August 2014, 07:00 AM ET
The crowdfunding campaign for "Star Trek: Axanar" — a fan-funded "Star Trek" film — has raised more than $200,000 donated through the website Kickstarter, blowing well past the original goal of $100,000.
16 August 2014, 07:00 AM ET
An amazing new video shows a stage of the private spaceflight company SpaceX's Falcon 9 rocket make a soft splashdown in the ocean after delivering six satellites to space.
15 August 2014, 10:02 PM ET
Yerkes Observatory is most noted for its work on stellar motion and cartography, and it's also where the atmosphere of Saturn's moon Titan was discovered.
15 August 2014, 04:01 PM ET
NASA's next Mars lander, now under construction, will probe the inner workings and early stages of the Red Planet's development billions of years ago.
15 August 2014, 03:46 PM ET
Get up early any morning this week to see a spectacular cosmic treat: two morning "stars" dancing at dawn.
15 August 2014, 03:44 PM ET
A double-lobed star explosion seen by the Hubble Space Telescope has a more complicated backstory than astronomers ever imagined, according to a 3D model of the ill-fated star's eruption.
15 August 2014, 02:39 PM ET
The morning star and the gas giant start their convergence on Aug 15th and it culminates in a 'cosmic triangle' when a slender crescent moon joins the party on August 23rd.
15 August 2014, 01:33 PM ET
SN 2014J in the Messier 82 galaxy, one of the nearest Type 1a supernovas in modern times, was watched by telescopes around the world. Chandra X-Ray observations suggest it’s unlikely the burst was caused by matter transfer from a companion star.
15 August 2014, 11:52 AM ET
Disney's Buzz Lightyear isn't the only toy to actually fly in space.
15 August 2014, 11:31 AM ET
Hello Kitty, Japan's lovable feline toy, is now a cat-stronaut. Not only is the intrepid kitty orbiting the Earth in a small satellite, but she's ready to beam messages from space for fans.
15 August 2014, 10:55 AM ET
A private cargo ship loaded down with trash left the International Space Station Friday morning (Aug. 15). Orbital Sciences' Cygnus spacecraft is due to plunge into Earth's atmosphere, burning up above the Pacific Ocean on Sunday (Aug. 17).
15 August 2014, 07:00 AM ET
Test-driving a new rover is a routine procedure for space scientists, but last week's trial in Germany was different: While the rover was here on Earth, its operator was floating 250 miles (400 kilometers) above on the International Space Station.
15 August 2014, 06:55 AM ET
NASA's NuSTAR probe looked on as a mysterious X-ray source called a corona moved closer to a supermassive black hole over a few days. The black hole's immense gravity stretched and blurred the X-ray light in the process, researchers said.
15 August 2014, 06:50 AM ET
Break out your red and blue 3D glasses. It's time to examine the nooks and crannies of a comet in three dimensions.
14 August 2014, 10:19 PM ET
ESA's Eurobot was taken for a spin in Germany by astronaut Alexander Gerst, who was aboard the International Space Station. The test drive was part of a trial of new communications and operations technology.
14 August 2014, 09:59 PM ET
In July 2014, the private space company's Falcon 9 rocket launched six ORBCOMM OG2 satellites. It also tested its reusable first stage technology. A chase plane was on hand to capture its fall through the atmosphere and seconds before splashdown.
14 August 2014, 05:30 PM ET
As the European-built Rosetta spacecraft neared its close encounter with a comet last week, it turned up a cosmic surprise: The comet is warmer than scientists were expecting.
14 August 2014, 05:15 PM ET
A movie adaptation of the science fiction thriller "The Martian" written by Andy Weir is set to hit the silver screen next year.
14 August 2014, 03:49 PM ET
It was not quite the blast off, but a full-size, replica space shuttle rose into the sky over Houston to be mounted on top of a historic NASA jumbo jet.