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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A wealth of habitable planets in the Milky Way
An international team has used the technique of gravitational microlensing to measure how common planets are in the Milky Way.
Jan 11, 2012 |
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50 new exoplanets discovered by HARPS
Astronomers using ESO's world-leading exoplanet hunter HARPS have today announced a rich haul of more than 50 new exoplanets, including 16 super-Earths, one of which orbits at the edge of the habitable zone ...
Sep 12, 2011 |
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Where's the debris for transiting planets?
For many exoplanet systems that have been discovered by the radial velocity method, astronomers have found excess emission in the infrared portion of the spectrum. This has generally been interpreted as remnants ...
Sep 06, 2011 |
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HARPS tunes in on habitable planet
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 ...
Sep 05, 2011 |
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HARPS tunes in on 'noisy' planets
Able to achieve an astounding precision of 0.97 m/s (3.5 km/h), with an effective precision of the order of 30 cms-1, the High Accuracy Radial velocity Planet Searcher (HARPS) echelle spectrograph has already ...
Aug 10, 2011 |
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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 ...
May 09, 2011 |
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HARPS-N instrument will help confirm Kepler's planet finds
(PhysOrg.com) -- The search for planets outside our solar system continues to heat up. NASA's Kepler spacecraft has located more than 1,200 planetary candidates, however confirming them remains a challenge. ...
Feb 15, 2011 |
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Milky Way stars move in mysterious ways
Rather than moving in circles around the center of the Milky Way, all the stars in our Galaxy are travelling along different paths, moving away from the Galactic center. This has just been evidenced by Arnaud ...
Nov 30, 2010 |
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Scientists find potentially habitable planet near Earth
(PhysOrg.com) -- A team of planet hunters led by astronomers at the University of California, Santa Cruz, and the Carnegie Institution of Washington has announced the discovery of an Earth-sized planet (three ...
Sep 29, 2010 |
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Exoplanets Clue to Sun's Curious Chemistry
(PhysOrg.com) -- A ground-breaking census of 500 stars, 70 of which are known to host planets, has successfully linked the long-standing "lithium mystery" observed in the Sun to the presence of planetary systems. ...
Nov 11, 2009 |
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32 New Exoplanets Found (w/ Video)
(PhysOrg.com) -- Today, at an international ESO/CAUP exoplanet conference in Porto, the team who built the High Accuracy Radial Velocity Planet Searcher, better known as HARPS, the spectrograph for ESO's 3.6-metre ...
Oct 19, 2009 |
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Transit Search Finds Super-Neptune
(PhysOrg.com) -- Astronomers at the Harvard-Smithsonian Center for Astrophysics have discovered a planet somewhat larger and more massive than Neptune orbiting a star 120 light-years from Earth. While Neptune ...
Jan 20, 2009 |
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