Strange 'Red Arcs' Detected In Sky

 Glowing red arcs invisible to the naked eye have now been detected high above most of Europe

Tiny Star Clocked At Record-Breaking Speed

 Astronomers have spotted a star in our galaxy that races around a black hole at a breakneck speed,

Green Space Rock Found In Morocco May Be First From Innermost Planet

 Scientists may have discovered the first meteorite from Mercury.

HD PHOTO Shows Mars In Stunning Clarity

It’s a massive image composited from several days of captures by the Mars Curiosity rover. The level of detail is astounding. You could spend days zooming around in there looking at martian rocks.

First ever picture of planet with two suns – just like Luke Skywalker’s homeworld

Somewhere in a galaxy far, far away... scientists believe they have captured the first image of a planet orbiting two suns.

New Kind Of Supernova? Type Iax Star Explosions Identified In New Research

 Some of the most powerful explosions in the universe just got a bit more varied. Astronomers have

Private Spacecraft Returns To Earth With Splash

The SpaceX Dragon capsule returned to Earth on Tuesday with a full science load from the

NASA Video Captures Comet, Sun Storm and Earth Together

A new NASA video has captured two cosmic wonders — a comet and a massive solar storm — with

Opportunity and Curiosity find similar rocks on Mars

The Opportunity rover is studying the most ancient rocks it has yet seen on Mars - and they resemble those found by its one-tonne cousin Curiosity.

What the Spring Equinox Looks Like from Space

 It's that time of year again: the first day of spring.

NASA’s Swift Discovers a Young Galactic Supernova Remnant

While using NASA’s Swift satellite to perform an X-ray survey of our galaxy’s central regions, a

Deep-Space Objects Still Mysterious After Decades

Fifty years ago, in the journal Nature, astronomer Maarten Schmidt published a brief paper noting

A Living Ocean on a Jupiter's Moon?

If you went by news coverage alone, you’d think there’s only one world in the solar system aside

Moon pairs up with Comet PanSTARRS for big show

 

Two elusive superstars came out on Tuesday evening to greet their adoring fans — in L.A. and Vegas,

NASA: Mars Could Once Have Sustained Life

At a press conference Tuesday, scientists revealed NASA's Curiosity rover has uncovered signs that

Largest Infrared Telescope In Space Running Out of Time

The largest infrared telescope ever launched into space is almost at the end of its cosmic life, European Space Agency officials say.

Name Your Own Exoplanet

The science of exoplanets, or worlds orbiting distant stars, is arguably the most exciting thing in

Cosmic Event May Have Jumpstarted Earth Life

 Life's building blocks can form in the harsh environment of deep space, a new study suggests,

Asteroid, Earth Set For Close Encounter On March 9

A newly discovered asteroid the size of a football field will cruise through Earth's neighborhood this

Discovered: The most adorable planet yet

Planets are like puppies. They’re born litters, they stay close to their mama (in this case, their star),