News tagged with rocky planets

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UKIRT discovers 'impossible' binary stars

( -- A team of astronomers have used the United Kingdom Infrared Telescope (UKIRT) on Hawaii to discover four pairs of stars that orbit each other in less than 4 hours. Until now it was thought that such close-in ...

dateJul 05, 2012 in Astronomy
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Solar systems around dead Suns?

( -- Using NASA’s Spitzer Space Telescope, an international team of astronomers have found that at least 1 in 100 white dwarf stars show evidence of orbiting asteroids and rocky planets, suggesting these objects ...

dateApr 20, 2009 in Astronomy
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Cosmic 'Death Star' is destroying a planet

The Death Star of the movie Star Wars may be fictional, but planetary destruction is real. Astronomers announced today that they have spotted a large, rocky object disintegrating in its death spiral around a distant white ...

dateOct 21, 2015 in Astronomy
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Rocky planets could have been born as gas giants

When NASA announced the discovery of over 1,200 new potential planets spotted by the Kepler Space Telescope, almost a quarter of them were thought to be Super-Earths. Now, new research suggests that these massive rocky planets ...

dateSep 16, 2011 in Astronomy
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Earth-like planets have Earth-like interiors

Every school kid learns the basic structure of the Earth: a thin outer crust, a thick mantle, and a Mars-sized core. But is this structure universal? Will rocky exoplanets orbiting other stars have the same three layers? ...

dateFeb 08, 2016 in Astronomy
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