An anarchic region of star formation

The Danish 1.54-metre telescope has captured a striking image of NGC 6559, an object that showcases the anarchy that reigns when stars form inside an interstellar cloud.

NASA invites public to send names and messages to Mars

NASA is inviting the public to submit their names and a personal message for a DVD to be carried aboard a spacecraft that will study the Martian upper atmosphere.

Video: Magnetic putty

Joey Shanks (ShanksFX from PBS Digital Studios) created this video powered by awesome power of magnetic putty.

Flying squirrels reunited after 20 years with new road crossing

When biologists realized that flying squirrels were unable to cross over a stretch of highway, they devised a structure to help the squirrels glide across the road.

Moon as April turned to May

EarthSky friend VegaStar Carpentier combined astrophotography and artistry to capture the moon on the night of April 30-May 1, 2013.

Video: World’s smallest movie, made with atoms

IBM researchers made this short film by moving atoms.

Video: The day NASA’s Fermi dodged a 1.5-ton bullet

NASA scientists don't often learn that their spacecraft is at risk of crashing into another satellite. However, Fermi was just one week away from an unusually close encounter with Cosmos 1805, a defunct spy satellite dating back to the Cold War.

How Saturn keeps itself looking young and hot

New research has revealed how Saturn keeps itself looking young and hot while other planets become darker and cooler as they age.

Moonrise in Yosemite National Park

EarthSky Facebook friend Manish Mamtani Photography contributed this photo of the moon rising over Yosemite National Park.

Cicada time is coming up!

It might be a noisy spring this year. A large brood of 17-year cicadas is expected in 2013.