News tagged with exoplanet
Related topics: solar system , planets
How well can astronomers study exoplanet atmospheres?
Exoplanet discoveries are happening at a frenetic pace, and some of the latest newly discovered worlds are sometimes described as “Earth-Like” and “potentially habitable.”
Jan 31, 2012 |
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New research suggests Fomalhaut B may not be a planet after all
When the Hubble Space Telescope photographed the apparent exoplanet Fomalhaut b in 2008, it was regarded as the first visible light image obtained of a planet orbiting another star. The breakthrough was a ...
Jan 27, 2012 |
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Planets around stars are the rule rather than the exception
There are more exoplanets further away from their parent stars than originally thought, according to new astrophysics research.
Jan 12, 2012 |
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Exploring the atmosphere of exoplanet WASP-14b
First discovered in 2008, WASP 14b is an interesting exoplanet. It is roughly seven times as massive as Jupiter, but only 30% larger, making it among the densest known exoplanets. Recently, it was the target ...
Nov 15, 2011 |
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City lights could reveal E.T. civilization
In the search for extraterrestrial intelligence, astronomers have hunted for radio signals and ultra-short laser pulses. In a new paper, Avi Loeb (Harvard-Smithsonian Center for Astrophysics) and Edwin Turner ...
Nov 03, 2011 |
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The orbits of exoplanets
(PhysOrg.com) -- An exoplanet is a planet orbiting a star other than our sun.
Oct 25, 2011 |
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Existence of exoplanet 'Fomalhaut b' called into question
(PhysOrg.com) -- Fomalhaut b, thought to be the first exoplanet photographed directly, has come under increased scrutiny due to evidence of an unexpected divergence from its expected orbit. Paul Kalas, James ...
Sep 26, 2011 |
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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 ...
Aug 11, 2011 |
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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 ...
Jul 21, 2011 |
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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."
Jul 19, 2011 |
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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 ...
May 09, 2011 |
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Densest known rocky planet: Astronomers unveil portrait of 'super-exotic super-Earth'
(PhysOrg.com) -- An international team of astronomers today revealed details of a "super-exotic" exoplanet that would make the planet Pandora in the movie Avatar pale in comparison.
Apr 29, 2011 |
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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 ...
Mar 16, 2011 |
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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 ...
Mar 04, 2011 |
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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.
Space & Earth / Space Exploration
Mar 03, 2011 |
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