Space News

NASA astronauts Scott Kelly and Kjell Lindgren will take the first spacewalks of their cosmic careers today (Oct. 28) at the International Space Station. Here's how to watch the action live online.

In a surprise finding for scientists, the Rosetta spacecraft detected molecular oxygen in the gas streaming off comet 67P/Churyumov-Gerasimenko.

In a study published today in the Astrophysical Journal Letters, scientists from the University of New Hampshire and colleagues answer the question of why NASA's Voyager 1, when it became the first probe to enter interst...

A team of NASA-funded scientists has solved an enduring mystery from the Apollo missions to the moon - the origin of organic matter found in lunar samples returned to Earth. Samples of the lunar soil brought back by the ...

In the face of decades of increasing temperatures and surface melting, the movement of the southwest portion of the Greenland Ice Sheet that terminates on land has been slowing down, according to a new study being publis...

Using a sample of 4,700 blue horizontal-branch stars from the Sloan Digital Sky Survey, the research team showed that the oldest stars are concentrated in the central region of the galaxy, confirming predictions from num...

NASA astronauts Scott Kelly and Kjell Lindgren successfully completed their first-ever spacewalks today (Oct. 28), completing a handful of tasks vital to the International Space Station's longterm endurance.

The Vista Variables in the Va Lctea Survey (VVV) ESO public survey is using the VISTA telescope at the Paranal Observatory to take multiple images at different times of the central parts of the galaxy at infrared wavelen...

“Those who are inspired by a model other than Nature, a mistress above all masters, are laboring in vain.” -Leonardo DaVinci What DaVinci was talking about, though it wasn’t called it at the time, was biomimicry. B...

Stunned scientists announced Wednesday the unexpected discovery of large quantities of oxygen on a comet which streaked past the Sun in August with a European spacecraft in tow.

The recent announcement by NASA confirming the presence of liquid water on Mars pulls planetary protection into the spotlight and is causing some serious head-scratching in the scientific community. On the one hand, havi...

A local judge has dismissed all charges against a Kentucky man dubbed the 'drone slayer' who shot down an aircraft that was allegedly hovering over his home in July.

Cassini flew low through the Saturn moon Enceladus' icy plume today (Oct. 28) at about 1 p.m. EDT (1700 GMT), zooming within a mere 30 miles (50 kilometers) of the satellite's frigid surface.

Since 2004, the Cassini space probe has orbited Saturn, collecting photos and data that have revolutionized our understanding of the planet and its moons.

One year after the explosive loss of an Antares rocket, Orbital ATK is getting ready to return to flight, and looking toward the role of the commercial spaceflight industry in low-Earth orbit.

NASA's Goddard Space Flight Center:

SpaceX's Dragon spacecraft speeds over the surface of the Red Planet on its mission in one artist's conception.

Chief Executive David W. Thompson said the company has already benefited from price cuts to the United Launch Alliance rocket in its contract for a March 2016 launch of Orbital's Cygnus space station cargo transporter. S...

Using planetary orbits, physicists have pinned down just how precisely right Einstein was: Any deviations from his theory of general relativity are so small they would change calculations by just one part in 10,000 to on...

Via Twitter on Tuesday, I found out I was on another late night talk show and I didn't even know it! This is actually pretty funny and doesn't need any setup: I'll admit I cringed when I heard Conan make the joke, but no...

NASA's Goddard Space Flight Center:

As a big asteroid flies by at a close but safe distance from Earth on Friday (Oct. 31), astronomers will likely get a better radar view of the surface than ever before. Here's what we know.