10 June 2014, 12:00 PM ET
The world will get its first good look at mysterious Pluto a little more than a year from now, possibly reigniting the debate over the object's planetary status. NASA's New Horizons probe will make a historic flyby of Pluto in July 2015.
10 June 2014, 12:00 PM ET
The next U.S. spacecraft designed to deliver astronauts to the International Space Station also need to act as lifeboats if something goes wrong on the orbiting outpost.
10 June 2014, 11:35 AM ET
The astronauts' molded couches lean against NASA's model shop wall.
09 June 2014, 05:43 PM ET
As Virgin Galactic prepares to carry paying tourists into space, it's also readying another source of flight cash: carrying tech experiments designed for microgravity.
09 June 2014, 03:12 PM ET
NASA had originally planned to launch its Low-Density Supersonic Decelerator (LDSD) test vehicle via balloon on June 3 from Hawaii. But uncooperative winds have caused multiple delays, pushing the launch to June 5, June 7, June 9 and now June 11.
09 June 2014, 03:05 PM ET
An imaginative inventor and space pioneer has passed away. Peter Glaser, who introduced the idea of using satellites to beam solar energy from space down to Earth, died May 29 at the age of 90 at his home in Lexington, Mass.
09 June 2014, 12:28 PM ET
NASA astronaut Reid Wiseman has achieved a social media milestone aboard the International Space Station, beaming the first Vine from orbit.
09 June 2014, 12:11 PM ET
In a mirror universe right now, an alternate Steve Swanson is wearing a space patch bearing the logo of the fictional Klingon Empire.
09 June 2014, 11:54 AM ET
The Faith 7 Mercury Space Capsule is brought on board with Cooper still inside.
09 June 2014, 11:20 AM ET
The private spaceflight company SpaceX is opening its doors to a lucky person with cash to spare for charity.
09 June 2014, 07:00 AM ET
The agency's Optical Payload for Lasercomm Science (OPALS) instrument transmitted a new 37-second, 175-megabit video called "Hello, World!" to a ground station in California as the orbiting lab soared 260 miles overhead.
09 June 2014, 07:00 AM ET
Spewing orange and blue flame against the dark sky, NASA's Morpheus lander lifted off more than 800 feet (244 m) in the air during its first night flight test ever May 28.
08 June 2014, 11:53 AM ET
What was your favorite space news story of the last week?
07 June 2014, 01:23 PM ET
From a spectacular solar eruption to breathtaking images from NASA Astronaut Reid Wiseman, don't miss these amazing space images of the week for June 7, 2014.
06 June 2014, 05:30 PM ET
The 12 proposals range from a submarine that would explore the hydrocarbon seas of Saturn's huge moon Titan to a probe that would travel around the solar system by hitching rides on comets.
06 June 2014, 12:42 PM ET
Astronaut Virgil I. Grissom climbs into "Liberty Bell 7" spacecraft the morning of July 21, 1961.
06 June 2014, 10:50 AM ET
Mars colonies and other big spaceflight dreams are possible with reusable rockets and spacecraft, SpaceX chief Elon Musk says. And the company is working to make full and rapid reusability feasible.
06 June 2014, 06:30 AM ET
NASA's Jet Propulsion Lab in Pasadena, Calif., and the Brooklyn, New York-based 3D printing company MakerBot are seeking design ideas for a habitat that could house humans on Mars.
05 June 2014, 05:07 PM ET
The space agency updates the public on the progress of the first unmanned test flight of the Orion Multi-purpose crew vehicle. Still slated to launch in December 2014.
05 June 2014, 05:00 PM ET
Lockheed Martin will build the U.S. Air Force’s next-generation space surveillance system.
05 June 2014, 04:00 PM ET
Google aims to invest billions in a fleet of satellites to provide service to areas presently without broadband Internet access.
05 June 2014, 03:20 PM ET
Engineers have just installed the largest heat shield ever constructed on NASA's Orion spacecraft — the agency's newest spaceship designed to take astronauts to deep space destinations
05 June 2014, 02:15 PM ET
Humans should go to Mars to explore, and also as a form of insurance in case disaster strikes on Earth, the aerospace company's president, Gwynne Shotwell, told a small crowd here today (June 4) at the Atlantic Council Captains of Industry.
05 June 2014, 12:05 PM ET
NASA's Orbiting Carbon Observatory-2 (OCO-2) will study atmospheric carbon dioxide from space. See images and photos from the carbon-hunting mission in this Space.com gallery.
05 June 2014, 11:59 AM ET
See amazing images of the night sky and cosmos in Space.com's gallery of cosmic images posted in May 2014.
05 June 2014, 01:53 AM ET
Video games as art?
04 June 2014, 10:39 PM ET
NASA's prime innovations, from Apollo to Viking.
04 June 2014, 06:49 PM ET
The Boldlygo Institute (non-governmental, non profit organization) has proposed a mission that would fly about 24 miles above the surface of the Red Planet and collect particles from seasonal Martian dust storms.
04 June 2014, 04:13 PM ET
Sending astronauts to Mars should be NASA's ultimate goal, but a change in strategy and more funding are vital to make a manned trip to the Red Planet a reality, according to a new National Research Council report.
04 June 2014, 01:00 PM ET
SpaceX's three-core Falcon Heavy rocket is a mega-booster that would be the largest, most powerful launch vehicle since NASA's Saturn V moon rocket. Here's how SpaceX's Falcon Heavy rocket works.
04 June 2014, 11:25 AM ET
Deployed from the hovering helicopter, the U.S. Navy frogmen make contact with the astronaut waiting inside.
04 June 2014, 06:01 AM ET
While robots have done the lion's share of planetary exploration to date, there are plenty of human stories to share about this ambitious enterprise, a panel of experts stressed during last month's Spacefest VI conference in California.