News tagged with exoplanet

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Alien world is blacker than coal

(PhysOrg.com) -- Astronomers have discovered the darkest known exoplanet - a distant, Jupiter-sized gas giant known as TrES-2b. Their measurements show that TrES-2b reflects less than one percent of the sunlight ...

dateAug 11, 2011 in Astronomy
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Exoplanet aurora: An out-of-this-world sight

Earth's aurorae, or Northern and Southern Lights, provide a dazzling light show to people living in the polar regions. Shimmering curtains of green and red undulate across the sky like a living thing. New ...

dateJul 21, 2011 in Astronomy
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Stellar eclipse gives glimpse of exoplanet

A group of astronomers led by an MIT professor has spotted an exoplanetary eclipse of a star only 40 light years away — right around the corner, astronomically speaking — revealing a "super-Earth."

dateJul 19, 2011 in Astronomy
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Sulfurous signs of life

Any sulfurous molecules that astronomers spot on alien worlds might be a way to reveal whether or not those distant planets host life, researchers suggest.

dateJun 30, 2011 in Astronomy
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Could exoplanet be a haven for life?

Scientists said on Monday a rocky world orbiting a nearby star was confirmed as the first planet outside our solar system to meet key requirements for sustaining life.

dateMay 16, 2011 in Astronomy
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Planet spotting

The Extrasolar Planets Encyclopedia counted 548 confirmed extrasolar planets at 6 May 2011, while the NASA Star and Exoplanet Database (updated weekly) was today reporting 535. These are confirmed findings ...

dateMay 09, 2011 in Astronomy
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Update on Gliese 581d's habitability

When last we checked in on Gliese 581d, a team from the University of Paris had suggested that the popular exoplanet, Gliese 581d may be habitable. This super-Earth found itself just on the edge of the Gold ...

dateMay 09, 2011 in Astronomy
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Exoplanet may have metal-rich atmosphere

At first glance, GJ 1214b is just another of the growing number of the super-Earth class of exoplanets. Discovered by the MEarth Project in 2009, it orbits an M dwarf in Ophiuchus in a tight orbit, swinging ...

dateMar 16, 2011 in Astronomy
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An Exoplanet with a Potassium-Rich Atmosphere

(PhysOrg.com) -- A hot Jupiter - a type of celestial object unknown only fifteen years ago - is a Jupiter-sized exoplanet orbiting so close to its host star that its atmospheric temperature is thought to be ...

dateMar 04, 2011 in Astronomy
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UCL space missions get the go-ahead

University College London space scientists are involved in two out of four missions that have been selected by the European Space Agency to compete for a launch opportunity at the start of the 2020s.

dateMar 03, 2011 in Space Exploration
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