News tagged with sky

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nasa · stars · earth

How are planets formed?

How did the Solar System's planets come to be? The leading theory is something known as the "protoplanet hypothesis", which essentially says that very small objects stuck to each other and grew bigger and bigger—big enough ...

dateJan 30, 2015 in Space Exploration
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Image: Sounding rockets launch into an aurora

The interaction of solar winds and Earth's atmosphere produces northern lights, or auroras, that dance across the night sky and mesmerize the casual observer. However, to scientists this interaction is more than a light display. ...

dateJan 28, 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 of the discoveries ...

dateJan 20, 2015 in Space Exploration
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Strange galaxy perplexes astronomers

With the help of citizen scientists, a team of astronomers has found an important new example of a very rare type of galaxy that may yield valuable insight on how galaxies developed in the early Universe. The new discovery ...

dateDec 02, 2014 in Astronomy
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