Astronomy & Space news

Chandra sees remarkable eclipse of black hole

A remarkable eclipse of a supermassive black hole and the hot gas disk around it has been observed with NASA's Chandra X-ray Observatory. This eclipse has allowed two key predictions about the effects of supermassive ...

Apr 12, 2007
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Astronomers thrilled by extreme storms on Uranus

The normally bland face of Uranus has become increasingly stormy, with enormous cloud systems so bright that for the first time ever, amateur astronomers are able to see details in the planet's hazy blue-green ...

Nov 12, 2014
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Scientists Find Black Hole's 'Point of No Return'

By a score of 135 to zero, scientists using NASA's Rossi X-ray Timing Explorer have compared suspected neutron stars and black holes and found that the black holes behaved as if each one has an event horizon, ...

Jan 09, 2006
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Future Space Telescopes Could Detect Earth Twin

For the first time ever, NASA researchers have successfully demonstrated in the laboratory that a space telescope rigged with special masks and mirrors could snap a photo of an Earth-like planet orbiting a ...

Apr 11, 2007
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Spinning Black Hole Pushes the Limit

The existence of black holes is perhaps the most fascinating prediction of Einstein's General Theory of Relativity. When any mass, such as a star, becomes more compact than a certain limit, its own gravity ...

Nov 20, 2006
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Habitable exoplanets are bad news for humanity

Last week, scientists announced the discovery of Kepler-186f, a planet 492 light years away in the Cygnus constellation. Kepler-186f is special because it marks the first planet almost exactly the same size as Earth ...

Apr 24, 2014
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The Universe trapped in its own web

Astronomers from the University of Nottingham, UK, and the Instituto de Astrofisica de Canarias (Spain), have found the first observational evidence that galaxies are not randomly oriented. Instead, they are ...

Apr 04, 2006
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