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Editors of EarthSky

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: 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.

Deep, detailed image of distant universe

Astronomers have for the first time identified discrete sources that account for nearly all the radio waves coming from distant galaxies.

Does antimatter fall up or down?

Physicists present the first direct evidence of how atoms of antimatter interact with gravity

Students’ attitudes to academic use of social media

New research has shown that university students behave very differently when using social media as part of their academic learning.

High 2012 sea surface temps latest in a trend

Sea surface temperatures in the Northeast Shelf Large Marine Ecosystem during 2012 were the highest recorded in 150 years.

Unique chemistry reveals eruption of ancient materials once at Earth’s surface

New study supports theory that Earth’s earliest crust was folded back into its mantle and returned to the surface in volcanoes.

The sun sends two CME’s towards Mercury

The joint ESA and NASA mission the Solar Heliospheric Observatory (SOHO) captured a series of four images of a coronal mass ejection (CME) escaping the sun on the morning of April 25, 2013.