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Pushy neighbors force stellar twins to diverge

Much like an environment influences people, so too do cosmic communities affect even giant dazzling stars: Peering deep into the Milky Way galaxy's center from a high-flying observatory, astronomers have discovered identical, rare stars whose diverging dusty and gaseous garb are strictly influenced by an intrusive cluster of neighbors.

Posted: Apr 14th, 2014

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Cosmic slurp

Researchers use supercomputers to understand and predict signs of black holes swallowing stars.

Posted: Apr 14th, 2014

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Chance meeting creates celestial diamond ring

Created when an aging star blew off its outer layers, planetary nebula PN A66 33 is, by chance, aligned with a foreground star, and bears an uncanny resemblance to a diamond engagement ring. This cosmic gem is unusually symmetric, appearing to be almost circular on the sky.

Posted: Apr 9th, 2014

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Saturn's hexagon: an amazing phenomenon

An unusual structure with a hexagonal shape surrounding Saturn's north pole was spotted on the planet for the first time thirty years ago. Nothing similar with such a regular geometry had ever been seen on any planet in the Solar System.

Posted: Apr 8th, 2014

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Sentinel-1A - start of a new era in Earth observation

Mapping flood events, observing oil slicks in the oceans, detecting ice distribution in the sea and measuring ground movements with millimetric precision - just some of the tasks of Sentinel-1A, the new flagship in European Earth observation.

Posted: Apr 4th, 2014

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