News tagged with exoplanet
Related topics: stars , planets , solar system , jupiter , liquid water
Searching for exoplanet oceans more challenging than first thought
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 ...
May 09, 2012 |
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Record-breaking radio waves discovered from ultra-cool star
Penn State University astronomers using the world's largest radio telescope, at Arecibo, Puerto Rico, have discovered flaring radio emission from an ultra-cool star, not much warmer than the planet Jupiter, ...
Apr 30, 2012 |
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Earth's sister in the crosshairs
Earth’s sister is out there, somewhere, and scientists searching for planets that may support life believe they are closing in on finding just that.
Apr 20, 2012 |
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Astronomers detect coolest radio star
(Phys.org) -- Astronomers using the world's largest radio telescope, at Arecibo, Puerto Rico, have discovered flaring radio emission from an ultra-cool star, not much warmer than the planet Jupiter, shattering the previous ...
Apr 18, 2012 |
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'Tidal Venuses' may have been wrung out to dry
Earth-sized exoplanets within a distant star’s habitable zone could still be very much uninhabitable, depending on potential tidal stresses — either past or present — that could have "squeezed ...
Mar 29, 2012 |
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Space image: Compact planetary system
(PhysOrg.com) -- This artist's concept depicts a planetary system so compact that it's more like Jupiter and its moons than a star and its planets. Astronomers using data from NASA's Kepler mission and ground-based ...
Space & Earth / Space Exploration
Mar 15, 2012 |
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Possible water in the atmosphere of a super-Earth
A "super-Earth" is an exoplanet (a planet around another star) whose mass is between about two and ten Earth-masses. Planets larger than this are closer to Uranus and Neptune in size (and perhaps in other ...
Mar 05, 2012 |
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How to rediscover life on Earth by looking at the Moon
(PhysOrg.com) -- By observing the Moon using ESO's Very Large Telescope, astronomers have found evidence of life in the universe -- on Earth. Finding life on our home planet may sound like a trivial observation, ...
Feb 29, 2012 |
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Scattered light could reveal alien atmospheres
The light scattered off distant worlds could help reveal details about their atmospheres that no other method could uncover, scientists find.
Feb 20, 2012 |
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Scientists help define structure of exoplanets
Using models similar to those used in weapons research, scientists may soon know more about exoplanets, those objects beyond the realm of our solar system.
Feb 01, 2012 |
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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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Kepler announces 11 planetary systems hosting 26 planets
(PhysOrg.com) -- NASA's Kepler mission has discovered 11 new planetary systems hosting 26 confirmed planets. These discoveries nearly double the number of verified Kepler planets and triple the number of stars ...
Jan 26, 2012 |
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Swiss duo win award for spotting distant planets
A pair of Swiss astrophysicists who were the first to discover a planet from beyond our solar system were honoured Tuesday with a major Spanish science award.
Space & Earth / Space Exploration
Jan 24, 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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