News tagged with exoplanets

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Analysis of the First Kepler SETI Observations

As the Kepler space telescope begins finding its first Earth-sized exoplanets, with the ultimate goal of finding ones that are actually Earth-like, it would seem natural that the SETI (Search for Extraterrestrial ...

Jan 09, 2012
4.8 / 5 (13) 49

Four new exoplanets to start off the new year!

It’s only a few days into 2012 and already some new exoplanet discoveries have been announced. As 2011 ended, there were a total of 716 confirmed exoplanets and 2,326 planetary candidates, found by both ...

Jan 06, 2012
4.8 / 5 (13) 15

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
4.5 / 5 (2) 0

Seeing the phases of exoplanets

Everyone is familiar with the fact that the moon changes phases. But what many don’t know is that planets also go through phases. Shown above are the phases for Venus. We look inwards on Venus from a ...

Nov 14, 2011
5 / 5 (2) 0

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
4.6 / 5 (29) 54 | with audio podcast

Spiral arms hint at the presence of planets

A new image of the disk of gas and dust around a sun-like star has spiral-arm-like structures. These features may provide clues to the presence of embedded but as-yet-unseen planets.

Oct 19, 2011
4.3 / 5 (6) 2

An exoplanet orbiting a double star

(PhysOrg.com) -- The Kepler satellite, which has now reported the detection of 1781 candidate exoplanets (a planet around a star other than the sun), has also discovered that at least one of them orbits a ...

Oct 03, 2011
5 / 5 (3) 1 | with audio podcast