Russia to resume space tourism in 2018
As faith in the U.S. space tourism business teeters, Russia is relaunching efforts to put amateur astronauts in orbit
NASA
A year in space
Astronaut Scott Kelly prepares to become the first American to spend 12 months in orbit, testing long-term effects of weightlessness to advance exploration of deep space
Mystery dust cloud, glowing aurora spotted on Mars
Stunning and curious, the phenomena could help scientists better understand the Martian atmosphere
This is how NASA tests its spacesuits
When astronauts eventually get to Mars, they're going to need something to wear
Happy St. Patrick's Day from NASA: Ireland from space
The space agency celebrated the holiday with an image of the Emerald Isle in all its green glory
How solar sailing could impact the future of space exploration
A citizens' group raised $4.5 million to build LightSail - a promising new spacecraft that harnesses the power of the sun
How NASA uses balloons to do science on the cheap
The "poor man's launch vehicles" are a boon without the boom, and one is prepped for a record-breaking, around-the-world flight
Become an asteroid hunter for NASA
A new app lets you be an armchair astronomer -- and possibly save the world from a deadly impact
NASA launches satellites to probe magnetic mystery
"Essentially a flawless delivery of our four satellites" to study powerful interactions between Earth's and sun's magnetic fields
Jupiter's moon Ganymede has vast underground ocean
NASA's Hubble Space Telescope confirmed there is a deep saltwater ocean below the crust of the solar system's largest moon
Drama as space station crew returns to Earth
Communications lost between Soyuz capsule and flight controllers for long stretch during descent to Kazakhstan
Mega rocket booster put through fiery test
The largest, most powerful rocket booster ever built was fired up Wednesday in preparation for future NASA missions to Mars
Space station trio to return after 167 days in orbit
Three ISS crew members geared up to undock and return to Earth Wednesday to close out five-and-a-half months in space
NASA identifies short circuit that downed Mars rover
NASA engineers have zeroed in on the apparent cause of a short that halted the Curiosity rover on the red planet
NASA's Dawn spacecraft reaches dwarf planet Ceres
The solar-powered probe slipped into orbit around Ceres Friday, kicking off the first close-range observations of a dwarf planet
Mars has lost an Arctic Ocean's worth of water
Research suggests that billions of years ago, half of Mars was covered in a mile-deep sea that disappeared into space
Comet Lovejoy's tail offers scientists a few surprises
"We realized that the tail was displaying rapid motion in a matter of only a few minutes! It was just incredible!"
Mars Curiosity rover shut down after short circuit
Curiosity is expected to be down for several days while NASA engineers troubleshoot the issue, which was not the rover's first
Incredible photos from NASA's Spitzer Space Telescope
Amazing photos of the cosmos taken by NASA's Spitzer telescope over 10 years.
Spectacular raw images of Saturn's moons
NASA's Cassini spacecraft captured images that show unique craters and previously unknown features
Hubble Space Telescope's "hidden treasures"
NASA and the European Space Agency asked pro and amateur astronomers to find the greatest images from the telescope's archives
Mars rover Curiosity: Images from the red planet
The Mars Science Laboratory vehicle sent back amazing images from the surface of the red planet.
Space destroying black holes
Astronomers get clearest picture yet of these celestial enigmas
A look back: Challenger shuttle disaster
Fateful day in U.S. history remembered 30 years later
Hubble highlights in galactic color
For more than 20 Years, the Hubble Space Telescope has been shooting up the universe
Tennessee prison system head to resign after failed Christa Pike execution
Debris found of medical plane that went missing near Nantucket with 6 on board
Cornell president says school "must do better" amid criticism of its investigation
Live
Senior Trump administration officials met to discuss Iran war at Camp David
Trump urges daylight saving time bill supporters to personally call Sen. Cotton
Iowa approves pricy foreign-owned steel plant project in swing district
Zach Bryan wears "Free Palestine" shirt during concert at Gillette Stadium
More details emerge about FlyDubai co-pilot who tried to crash plane
