25 November 2014, 05:49 PM ET
An op-ed by Mike Snyder, lead engineer for Made In Space, whose 3D printer just produced its first part aboard the International Space Station.
25 November 2014, 03:33 PM ET
The 3D printer aboard the International Space Station produced its first part today (Nov. 21). The milestone moment marks a big step toward a future in which humanity explores far beyond its home planet, some experts say.
25 November 2014, 03:33 PM ET
The milestone marks a key step toward a future in which voyaging spaceships print out their own spare parts on the go and colonists on other worlds make what they need from the dirt beneath their boots, 3D printing advocates say.
25 November 2014, 02:38 PM ET
The capsule will travel about 3,600 miles (5,800 kilometers) from Earth, then zoom back again at high speeds in order to test various systems, including its heat shielding and resistance to radiation.
25 November 2014, 01:06 PM ET
Astronauts aboard the International Space Station may be far from home, but they'll be celebrating Thanksgiving with the same dishes as friends and family on the ground.
25 November 2014, 10:33 AM ET
The largest sunspot to appear on Earth's nearest star in more than two decades is once again pointed at the planet, and it will likely kick-start solar storms, NASA scientists say.
25 November 2014, 08:58 AM ET
NASA astronaut Barry “Butch” Wilmore talks about this years Thanksgiving meal aboard the International Space Station and what he has to be thankful for.
25 November 2014, 07:23 AM ET
The space-funding company Uwingu will send nearly 90,000 messages to Mars this Friday (Nov. 28) to help celebrate the 50th anniversary of the launch of NASA's Mariner 4 probe, the first successful Red Planet mission.
25 November 2014, 07:20 AM ET
This evening, look low near the west-southwest horizon about an hour after sunset for a slender (14 percent illuminated) crescent moon. Mars will sit about 9 degrees to the left of the moon.
25 November 2014, 07:07 AM ET
NASA's newest deep space capsule Orion, is getting ready for its first unmanned test flight, launching next week.
25 November 2014, 07:00 AM ET
The 3D printer aboard the International Space Station has created its first part, a piece of itself called an extruder plate. What will astronauts want to print out next?
24 November 2014, 03:31 PM ET
An incredible, reprocessed picture of Jupiter's moon Europa shows the mysterious natural satellite's amazing colors as they have never been seen before.
24 November 2014, 03:30 PM ET
See photos of Jupiter's ice-covered moon, Europa
24 November 2014, 01:40 PM ET
NASA is due to launch the first test flight of its deep space Orion capsule on Dec. 4. Read all about the historic unmanned test flight here.
24 November 2014, 12:00 PM ET
They won't be home for Summer vacation: See how astronauts celebrate holidays in space.
24 November 2014, 11:00 AM ET
The stunning green glow in this image comes from an aurora at Glacier National Park in Montana. Astrophotographer John Ashley took this image from Livingston Mountain Range in Glacier National Park on Oct. 20, 2014.
24 November 2014, 10:32 AM ET
The European Space Agency's Clean Space program is launching a multi-faceted approach to dealing with the issue of dangerous space debris
24 November 2014, 08:00 AM ET
New research shows that dark energy may be eating up dark matter and slowing down the rate that the universe is expanding.
24 November 2014, 07:01 AM ET
A massive population of stars is missing, and scientists are stumped as to where it could be.
24 November 2014, 07:00 AM ET
While wormholes are possible according to Einstein's theory of general relativity, it's unlikely that people will ever be able to travel through one, said renowned astrophysicist Kip Thorne of the California Institute of Technology in Pasadena.
24 November 2014, 12:20 AM ET
A new crew of three arrived at the International Space Station today (Nov. 23) after a quick trip to the orbiting outpost.
23 November 2014, 08:07 PM ET
Tune in at 9 p.m. EST on Sunday (Nov. 23) to see three new crewmembers arrive at the International Space Station after a 6-hour trip.
23 November 2014, 01:45 PM ET
What was your favorite space news story of the last week?
23 November 2014, 12:48 PM ET
From iages of 3-D forests to a geologic map of Vesta, don't miss these amazing space images of the week for Nov. 23, 2014.
23 November 2014, 08:13 AM ET
A new three-person crew is launching to the International Space Station atop a Russian rocket today (Nov. 23), and you can watch the liftoff live online.
21 November 2014, 08:16 PM ET
21 November 2014, 04:40 PM ET
A metal mockup of a Gemini space capsule used by NASA for ground tests sold at auction for more than $50,000 — parking fees not included. The 9.5-foot-tall (3-meter) spacecraft narrowly avoided a parking ticket on its way to the sale.
21 November 2014, 04:00 PM ET
See images of the ringed planet from NASA's Cassini spacecraft in orbit around Saturn.
21 November 2014, 03:07 PM ET
Do you want to launch a snowman? That is perhaps the question and paraphrased song line that Anton Shkaplerov's daughter may have asked her cosmonaut father about the Disney 'Frozen' Olaf doll she suggested he fly to the space station.
21 November 2014, 03:04 PM ET
Find the perfect holiday gift or stocking stuffer with this collection of fun and educational gift ideas that both kids and parents will love.
21 November 2014, 11:00 AM ET
Here’s a collection of space gifts for the stargazer in your life, whether he or she is an amateur astronomer or full-blown space nerd (like us).
21 November 2014, 10:40 AM ET
The morning sky will play host to a spectacular gathering of solar system objects grouped closely together tomorrow (Nov. 22), but it won't be easy for observers on Earth to see it.
21 November 2014, 10:26 AM ET
NASA announced Nov. 14 that it has extended its unfunded agreement with Blue Origin to support that company’s effort to develop a commercial crew spacecraft.
21 November 2014, 10:12 AM ET
NASA's Swift Gamma-ray Burst Explorer has delivered "game-changing" astrophysics data since its launch in November 2004. Mission leaders and scientists describe a few of its discoveries.
21 November 2014, 07:00 AM ET
Binary Earth-size planets that orbit each other might exist around distant stars, researchers say. Simulations suggest such worlds can begin circling each other after slow, grazing collisions.
20 November 2014, 04:13 PM ET
A stunning new picture of Saturn's clouds shows swirls of mixing material, like cream whirling through coffee.