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Five questions about the Rosetta mission

On November 12, the Rosetta spacecraft's Philae lander is due to land on the surface of a comet. As a space scientist working with those who have instruments on board, I can't wait. I met up with some of ...

dateNov 07, 2014 in Space Exploration
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Why meteors light up the night sky

Meteors have been seen since people first looked at the night sky. They are comprised of small pieces of debris, typically no larger than a grain of dust or sand, which continually crash into the Earth's ...

dateFeb 09, 2015 in Space Exploration
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NEOWISE—a yearlong look at the sky

NASA's Near-Earth Object Wide-field Survey Explorer (NEOWISE) spacecraft discovered and characterized 40 near-Earth objects (NEOs) in the first year after the mission was re-started in December 2013. Eight ...

dateJan 20, 2015 in Space Exploration
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The electric eye of Cyclone Bansi

Though this image may look like they come from a science fiction movie, it is in fact a photograph of tropical cyclone Bansi as seen at night by astronauts on the International Space Station (ISS). The image ...

dateJan 28, 2015 in Space Exploration
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