NASA probe OSIRIS-REx 'boops' asteroid Bennu in historic mission

After a four-year journey, NASA's robotic spacecraft OSIRIS-REx briefly touched down on asteroid Bennu's boulder-strewn surface on Tuesday to collect rock and dust samples in a precision operation 200 million miles (330 million ...

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 ...

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