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Space Exploration News

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astrophysics, cosmology, the universe...

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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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NASA challenge invites students to design exploration systems

College and university students have an opportunity to help design systems for future space habitats and exploration systems through NASA's Exploration Habitat (X-Hab) Academic Innovation Challenge. Applications for the fifth annual challenge will be accepted through April 30.

Posted: Apr 3rd, 2014

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