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habitable zone

A Moon With Two Suns: Making Art from Science

January 14, 2013

Want to stay on top of all the space news? Follow @universetoday on Twitter A view of Kepler 47c and binary stars. ©Digital Drew. All rights reserved. What would it look like on a hypothetical icy moon orbiting the exoplanet Kepler 47c? Perhaps something like this. This is an illustration by an artist who goes [...]

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Astronomers Find Tantalizing Hints of a Potentially Habitable Exoplanet

November 8, 2012

Dwarf star HD 40307 is now thought to host at least 6 exoplanet candidates… one of them well within its habitable zone. (G. Anglada/Celestia) Located 43 light-years away in the southern constellation Pictor, the orange-colored dwarf star HD 40307 has previously been found to hold three “super-Earth” exoplanets in close orbit. Now, a team of [...]

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Searching for Exoplanet Oceans More Challenging Than First Thought

May 8, 2012

As astronomers continue to discover more exoplanets, the focus has slowly shifted from what sizes such planets are, to what they’re made of. First attempts have been made at determining atmospheric composition but one of the most desirable finds wouldn’t be the gasses in the atmosphere, but the detection of liquid water which is a [...]

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Cassini Slips Through Enceladus’ Spray

April 16, 2012

Spray it again, Enceladus! This Saturday the Cassini spacecraft paid another visit to Enceladus, Saturn’s 318-mile-wide moon that’s become famous for its icy geysers.During its latest close pass Cassini got a chance to “taste” Enceladus’ spray using its ion and neutral mass spectrometer, giving researchers more information on what sort of watery environment may be hiding [...]

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HARPS Tunes In On Habitable Planet

September 3, 2011

Using the High Accuracy Radial velocity Planet Searcher (HARPS), a team of scientists at University of Geneva, Switzerland, led by the Swiss astronomer Stephane Udry made a sound discovery… an Earth-like planet orbiting star HD 85512. Located about 36 light years away in the constellation of Vela, this extrasolar planet is one of the smallest [...]

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