'Goldilocks' clue to habitable planets
The bad news: Earth's oceans will evaporate away. The good news: It won't happen for another billion years or so.
Astronomy
Dec 11, 2013
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Page 16 - News tagged with rocky planet
Astrophysicist suggests life may have existed shortly after Big Bang
(Phys.org) —Theoretical astrophysicist Abraham Loeb of Harvard University has uploaded a paper he's written to the preprint server arXiv, in which he suggests that conditions shortly after the Big Bang may have been just ...
Astronomers solve temperature mystery of planetary atmosphere
(Phys.org) —An atmospheric peculiarity the Earth shares with Jupiter, Saturn, Uranus and Neptune is likely common to billions of planets, University of Washington astronomers have found, and knowing that may help in the ...
Astronomy
Dec 9, 2013
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Ice on Ceres: 'An Interesting Paradox'
As NASA's Dawn mission draws closer to its encounter with the dwarf planet Ceres in early 2015, excitement continues to mount for scientists looking forward to what the satellite might observe. Britney Schmidt, of the George ...
Space Exploration
Dec 5, 2013
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Watery asteroid discovered in dying star points to habitable exoplanets
Astronomers have found the shattered remains of an asteroid that contained huge amounts of water orbiting an exhausted star, or white dwarf. This suggests that the star GD 61 and its planetary system – located about 150 ...
Astronomy
Oct 10, 2013
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NASA evaluates four candidate sites for 2016 Mars mission
(Phys.org) —NASA has narrowed to four the number of potential landing sites for the agency's next mission to the surface of Mars, a 2016 lander to study the planet's interior.
Space Exploration
Sep 4, 2013
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Planetary 'runaway greenhouse' more easily triggered, research shows
(Phys.org) —It might be easier than previously thought for a planet to overheat into the scorchingly uninhabitable "runaway greenhouse" stage, according to new research by astronomers at the University of Washington and ...
Astronomy
Jul 30, 2013
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A warmer planetary haven around cool stars, as ice warms rather than cools
(Phys.org) —In a bit of cosmic irony, planets orbiting cooler stars may be more likely to remain ice-free than planets around hotter stars. This is due to the interaction of a star's light with ice and snow on the planet's ...
Astronomy
Jul 19, 2013
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Novel technique boosts hunt for water on planets around other stars
(Phys.org) —Using ESO's Very Large Telescope (VLT), a team of astronomers have been able to detect the tell-tale spectral fingerprint of water molecules in the atmosphere of a planet in orbit around another star. The discovery ...
Astronomy
Jul 5, 2013
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Astronomers gear up to discover Earth-like planets
If one looks only for the shiniest pennies in the fountain, chances are one misses most of the coins because they shimmer less brightly. This, in a nutshell, is the conundrum astronomers face when searching for Earth-like ...
Astronomy
Jun 6, 2013
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