29 May 2015, 03:26 PM ET
Virgin Galactic's second SpaceShipTwo passenger ship is coming together, with the commercial spaceliner lowering its landing gear for the first time last week.
29 May 2015, 02:30 PM ET
The Hubble Space Telescope has been wowing space fans with amazing cosmic views for 25 years, but only because of repairs and upgrades by visiting astronauts. See the tools astronauts used to fix and repair the Hubble Space Telescope.
28 May 2015, 05:45 PM ET
NASA has awarded prize money to five members of the public for their ideas about how to limit astronauts' radiation exposure during journeys through deep space.
28 May 2015, 01:36 PM ET
Astronauts on the International Space Station moved a closet-like storage module to a new spot on the orbiting lab Wednesday (May 27) to make room for a new docking port to welcome private space taxis in 2017.
28 May 2015, 08:00 AM ET
It is a sight no one thought possible again: a complete NASA space shuttle standing vertical as if poised for launch. But that's exactly what the California Science Center will do. NASA's last shuttle fuel tank is headed to L.A.
27 May 2015, 06:56 PM ET
LightSail, a CubeSat designed and built by the nonprofit Planetary Society, stopped beaming data home on Friday (May 22), just two days after it blasted off along with the United States Air Force's robotic X-37B space plane.
26 May 2015, 04:30 PM ET
Science experiments done in microgravity or related to space flight can be found in a new scientific journal dedicated to these areas of research.
22 May 2015, 07:17 AM ET
In the new Disney film 'Tomorrowland,' now in theaters, NASA provides the launch pad, literally and figuratively, for the movie's plot to unfold. 'To many of us on the film, NASA is close to our hearts,' said director Brad Bird.
21 May 2015, 01:00 PM ET
SpaceX's unmanned Dragon spacecraft splashed down today in the Pacific Ocean off the coast of Baja California at 12:42 p.m. EDT (1642 GMT), about 5 1/2 hours after departing the orbiting lab.
20 May 2015, 04:23 PM ET
A Swedish university student has created a design for an "International Flag of Planet Earth" that could be planted on planets during future human exploration.
20 May 2015, 02:00 PM ET
A Swedish university student has created a design for an "International Flag of Planet Earth" that could be planted on planets during future human exploration. The banner depicts seven interlocked circles, symbolizing the unity of all people.
19 May 2015, 07:00 AM ET
The Planetary Society's LightSail craft will hitch a ride on the rocket that blasts the United States Air Force's X-37B space plane into orbit on its latest mystery mission Wednesday. LightSail aims to advance solar sailing technology.
18 May 2015, 05:28 PM ET
Chuck Norris Fact #905: Before NASA used a 747 jet to ferry its space shuttles, Chuck Norris carried the orbiters on his back. That may or may not be true, but Norris did help land a punch of support for the exhibit of the Shuttle Carrier Aircraft in Hous
18 May 2015, 07:40 AM ET
A House appropriations subcommittee approved a spending bill May 14 that fully funds the Obama administration's overall request for NASA, but cuts commercial crew and space technology funds, adding it to planetary science and SLS.
18 May 2015, 07:00 AM ET
Boeing has begun testing components of the CST-100 crew capsule's 'pusher abort system' at NASA's Langley Research Center in Virginia.
15 May 2015, 11:01 AM ET
Settling Mars could help humanity escape and mitigate the problems our species is facing here on Earth, several science-fiction authors said.
15 May 2015, 07:00 AM ET
"Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future," by tech journalist Ashlee Vance, will be released on May 19. But you can get a sneak peak at the book now, via a lengthy excerpt published Thursday (May 14) on Bloomberg.com.
14 May 2015, 03:17 PM ET
A preliminary investigation has revealed that the Progress 59 freighter's issues stemmed from a too-early separation of the Soyuz's third stage, officials with Roscosmos, Russia's federal space agency, announced Tuesday (May 12).
14 May 2015, 07:20 AM ET
NASA astronaut Scott Kelly says he's settling into his epic yearlong mission to the International Space Station, thanks in small part to the 'ISSPresso' coffee machine that arrived at the orbiting lab last month.
13 May 2015, 03:17 PM ET
Brightman was scheduled to launch Sept. 1 on a self-funded 10-day mission to the orbiting lab aboard a Russian Soyuz spacecraft. But Brightman announced today (May 13) that she won't be making the trip to orbit.
13 May 2015, 11:35 AM ET
The astronaut who commanded the second-to-last space shuttle mission placed second on "Celebrity Jeopardy!," finishing behind an NFL football player. "Jeopardy made flying a rocket look easy!" said Mark Kelly.
13 May 2015, 07:00 AM ET
Dozens of students from 14 countries around the world came together recently to map out a manned mission to a captured asteroid in lunar orbit — a project very much like one NASA hopes to achieve by 2025.
12 May 2015, 04:07 PM ET
NASA and its international partners have delayed the landing of Terry Virts, Anton Shkaplerov and Samantha Cristoforetti until early June after learning new details about the recent crash of Russia's robotic Progress 59 cargo spaceship.
12 May 2015, 11:42 AM ET
A large piece of a space shuttle launch pad has landed on temporary display, where the public may catch sight of it. The gantry arm that for 30 years served as the walkway into the space shuttles has been moved outside at the Kennedy Space Center.
11 May 2015, 05:00 PM ET
Mars One CEO Bas Lansdorp and astronaut-selection chief Norbert Kraft dispute allegations by a former astronaut candidate that the colonization effort judges its applicants unfairly and is unable to finance itself.
11 May 2015, 07:21 AM ET
For years, tiny payloads have been launched into Earth orbit on satellites smaller than a loaf of bread.
11 May 2015, 07:01 AM ET
Small and economical "cubesats" already eye our planet from orbit. But such bantam craft are about to start pushing out into deep space, helping researchers study and explore the moon, asteroids and other distant bodies.
11 May 2015, 07:00 AM ET
The new ideas funded by the NASA Innovative Advanced Concepts (NIAC) program include a squid-like amphibious rover that could explore icy, ocean-harboring moons such as the Jupiter satellite Europa.
09 May 2015, 11:01 AM ET
Have you ever wondered what it would be like to live on the moon? What about Mars, or Venus or Mercury? We sure have and that's why we decided to find out what it might be like to live on other worlds in our solar system, from Mercury to Pluto and beyond
09 May 2015, 10:52 AM ET
There are many unknowns regarding the potentially habitable exoplanet Kepler-186f, but it may have similar light (from its star) and gravity as Earth.
08 May 2015, 04:50 PM ET
Andy Weir, author of the acclaimed novel 'The Martian,' stopped by NASA's Johnson Space Center in Houston recently and took the new Modular Robotic Vehicle for a test ride. See the photos here.
08 May 2015, 07:00 AM ET
An incremental, multiple-mission approach — which envisions getting astronauts to Phobos by 2033, then down to the Martian surface by 2039 — could make manned Mars exploration technologically and economically feasible.
08 May 2015, 02:08 AM ET
The unmanned Progress 59 freighter burned up at 10:04 p.m. EDT Thursday (May 7; 0204 GMT May 8) over the central Pacific Ocean, officials with the Russian space agency, known as Roscosmos, said in a statement.
07 May 2015, 02:45 PM ET
Russia's out-of-control cargo ship Progress 59 is headed for a destructive plunge into Earth's atmosphere overnight between Thursday and Friday (May 7-8).
06 May 2015, 03:50 PM ET
Russia's doomed Progress 59 cargo ship is headed for a fiery fate in Earth's atmosphere on Thursday, but when and where it will fall is still uncertain. See the latest.
06 May 2015, 12:29 PM ET
SpaceX launched a major test Wednesday (May 5) of the innovative rocket escape system for its manned Dragon spaceships, a critical system designed to save astronauts in a launch emergency. See how the short test went.