Astronomy & Space - Astronomy news

Earth-sized planet found just outside solar system

(—European astronomers have discovered a planet with about the mass of the Earth orbiting a star in the Alpha Centauri system—the nearest to Earth. It is also the lightest exoplanet ever discovered ...

Oct 16, 2012
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New Panorama Reveals More Than a Thousand Black Holes

By casting a wide net, astronomers have captured an image of more than a thousand supermassive black holes. These results give astronomers a snapshot of a crucial period when these monster black holes are growing, ...

Mar 12, 2007
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Mystery of missing hydrogen

Something vital is missing in the far distant reaches of the Universe: hydrogen - the raw material for stars, planets and possible life.

Nov 24, 2008
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Day and night temps measured on an extrasolar planet

For the first time, astronomers have measured the day and night temperatures of a planet outside our solar system. The team revealed that a giant Jupiter-like gas planet orbiting very close to its star is blisteringly ...

Oct 12, 2006
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Jupiter's Little Red Spot Growing Stronger

The highest wind speeds in Jupiter's Little Red Spot have increased and are now equal to those in its older and larger sibling, the Great Red Spot, according to observations with NASA's Hubble Space Telescope.

Oct 10, 2006
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Hubble Captures a Rare Eclipse on Uranus

This image is a never-before-seen astronomical alignment of a moon traversing the face of Uranus, and its accompanying shadow. The white dot near the center of Uranus’ blue-green disk is the icy moon Ariel. ...

Aug 31, 2006
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