Topic: Jean Schneider
Exoplanet's misstep raises doubts: Astronomers argue over object's status after it unexpectedly veers off course. . As astronomers continue to rack...
In the past several days a number of news articles have touted the passage of a tidy astronomical milestone-the discovery of the 500th known planet outside the solar system. Jean Schneider, an astronomer at the Paris Observatory, has since 1995 maintained The ...
The 500th alien world appears to have been discovered, according to extrasolar planet trackers.. The milestone was reached Friday (Nov. 19), according to the Extrasolar Planets Encyclopedia, a database compiled by astrobiologist Jean Schneider of the Paris-Meudon Observatory. For such reasons, it ...
Overcoming this problem largely requires measuring the star over and over and over again, said astrobiologist Alan Boss at Carnegie Institution of Washington. However, this occurs only when a star with a planet happens to line up with another star - a brief ...
Although our telescopes will likely become good enough to detect signs of life on exoplanets within the next 100 years, it would probably take many centuries before we could ever get a good look at the aliens. "Unfortunately, we are perhaps as ...
DO ALIENS pollute their planets? Radio noise may be too short-lived to help us find aliens, if our own activity is any guide. During most of the 20th century, our television transmission antennas leaked a lot of their energy into space. "Observed ...
A recently discovered planet with the unpoetic name Corot-7b, orbiting a yellow-orange star 450 light-years away, is the smallest confirmed super-Earth?a dense, compact planet unlike the many gas giants spotted elsewhere in our galaxy. Several other super-Earths have been identified in ...