Space News

When an unidentified flying object floats by the International Space Station, astronauts are going to notice. NASA astronaut Chris Cassidy captured a video of an 'unidentified object' near the space station on Aug. 19. S...

The sun fired off an intense solar storm at Earth Wednesday (Aug. 21) -- the second in two days -- hurtling billions of tons of charged particles at our planet, but should not pose a threat to people on the ground, NASA ...

This animation shows how a crew of astronauts could rendezvous with a small asteroid captured by a robotic spacecraft beyond the moon's orbit in order to examine and take specimens of the asteroid.

A misaligned piece of gear on the International Space Station caused headaches in orbit for two spacewalking cosmonauts today (Aug. 22), but they ultimately triumphed and even managed to celebrated Russia's Flag Day with...

At the center of elliptical galaxy M87, a supermassive black hole spews a high-speed jet of hot plasma. This Hubble Space Telescope time-lapse movie captures the movement of the jet over 13 years.

A piercingly bright curtain of stars is the backdrop for this beautiful space wallpaper taken by astronomer Håkon Dahle.

A new documentary profiles the people who are willing to make the ultimate sacrifice: leaving Earth on a one-way trip to Mars. The film, "One Way Astronaut," tells the story of the Mars One mission to send humans to Mars...

See photos and images of Russian cosmonauts Fyodor Yurchikhin and Alexander Misurkin spacewalking outside the International Space Station on Aug. 22, 2013.

The three massive metal stands from which NASA's towering Saturn rockets launched to the moon and its space shuttles blasted off for Earth orbit are in danger of being sold as scrap metal if new uses cannot be found for ...

Retired NASA astronaut Gordon Fullerton passed away on August 21, 2013 and is remembered for his service piloting test flights of shuttle Enterprise, flying into space on Columbia and commanding a flight of shuttle Chall...

Gordon Fullerton, an Apollo-era NASA astronaut who was among the first test pilots to fly the space shuttle, died on Wednesday (Aug. 21), three years after suffering a stroke that left him partially paralyzed. He was 76.

Astronaut Luca Parmitano's second spacewalk on the International Space Station ended early when his spacesuit's helmet began filling with water. In this video Luca explains what it felt like to have water surround his he...

The Hubble image above shows a strange galaxy, known as Mrk 273. The odd shape - including the infrared bright center and the long tail extending into space for 130 thousand light-years - is strongly indicative of a merg...

Two Russian cosmonauts living on the International Space Station are taking their second spacewalk in less than a week today (Aug. 22) and you can watch it online. Fyodor Yurchikhin and Alexander Misurkin will spend six ...

NASA will reactivate an asteroid-hunting spacecraft next month to help identify potentially dangerous space rocks and flag candidates for the agency's ambitious asteroid-retrieval mission, officials announced Wednesday (...

China is pressing forward on its human space exploration plans, intent on establishing an international space station and, experts say, harnessing the technological muscle to send its astronauts to the moon.

The planet's glow is often mistaken for an airplane, satellite, or even an alien spaceship.

A simple, yet elegant method of measuring the surface gravity of a star has just been discovered. These computations are important because they reveal stellar physical properties and evolutionary state - and that's not a...

A telescope tasked with investigating gamma-ray bursts -- the most powerful explosions known to humanity -- has a new lease on life.

It's never a dull moment for NASA's Curiosity rover at T Plus 1 Year since touchdown on the Red Planet and T Minus 1 year to arriving at her primary target, the huge mountain overwhelming the center of the landing site i...

Astronomers have taken the sharpest-ever photos of the night sky in visible light, using a telescope in Chile and a new camera and "adaptive optics" system that cancels out the blurring effects of Earth's atmosphere.

Thanks to a new camera and an adaptive optics system that cancels out the blurring effects of Earth's atmosphere, astronomers can now photograph the sky with unprecedented sharpness in visible light.