Exoplanet evolution: Astronomers expand cosmic 'cheat sheet'

Cornell astronomers have reached into nature's color palette from early Earth to create a cosmic "cheat sheet" for looking at distant worlds. By correlating tints and hues, researchers aim to understand where discovered exoplanets ...

The Rosetta stone of active galactic nuclei deciphered

A galaxy with at least one active supermassive black hole – named OJ 287 – has caused many irritations and questions in the past. The emitted radiation of this object spans a wide range – from the radio up to the highest ...

Rosetta: beginning of the end for Europe's comet craft

Europe was poised Thursday to crashland its Rosetta spacecraft on a comet it has stalked for over two years, joining robot lander Philae on the cosmic wanderer's icy surface in a final suicide mission.

Oxford team shed light on ancient Egyptian obelisk

History was made this month as the robotic Philae lander completed the first controlled touchdown on a comet. The European Space Agency-led project was set up to obtain images of a comet's surface and help scientists to understand ...

X-raying stellar winds in a high-speed collision

(Phys.org)—Two massive stars racing in orbit around each other have had their colliding stellar winds X-rayed for the first time, thanks to the combined efforts of ESA's XMM-Newton and NASA's Swift space telescopes.

Rosetta Stone sues Google over trademark

Rosetta Stone, a language-learning software producer, on Friday filed a federal lawsuit against Google for infringing its trademark through Google's AdWords online advertising program.

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