News tagged with exoplanet

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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 (Princeton University) ...

dateNov 03, 2011 in Astronomy
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Astronomers discover three 'Qatar' exoplanets

(Phys.org)—An international team of astronomers has discovered three new exoplanets using a Qatar-based planet-searching survey. The newly discovered gas giant exoworlds belong to the so-called "hot Jupiter" family of planets ...

dateJun 29, 2016 in Astronomy weblog
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Are super-Earths actually mini-Neptunes?

(Phys.org)—In the last two decades astronomers have found hundreds of planets in orbit around other stars. One type of these so-called 'exoplanets' is the super-Earths that are thought to have a high proportion of rock ...

dateFeb 04, 2013 in Astronomy
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Possible first sighting of an exomoon

(Phys.org)—A team led by David Kipping of Columbia University has spotted what might be the first evidence of an exomoon. They have written a paper describing their findings and have uploaded it to the arXiv preprint server.

dateJul 28, 2017 in Astronomy report
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