Arlington, Va. – The world’s preeminent planet hunters have discovered the most Earth-like extrasolar planet yet: a possibly rocky world about 7.5 times as massive as the Earth.

Do earth-like planets in close orbits around low-mass stars have magnetic fields strong enough to shield them from both their own star’s incoming radiation and galactic cosmic rays? The short ...

When we think of extrasolar Earth-like planets, the first tendency is to imagine weird creatures like Jar Jar Binks, Chewbacca, and, if those are not bizarre enough, maybe even the pointy-eared ...

Meet GJ 1214b, the most Earth-like planet ever found outside our solar system. It’s not exactly Earth’s twin: It’s about six times bigger, a whole lot hotter and made mostly of water. But ...

An Earth-like extrasolar planet could harbor extraterrestrial life. ... The extrasolar planet is about 150 light-years away, 1.5 times the size of Earth, ...

Despite the fact that Earth-like planets have not yet been found, ... The history of extrasolar-planet discoveries around ordinary stars reaches back to 1995, ...

While this planet is more like the gaseous Saturn, the fact that it’s there means there’s a good chance earth-sized planets may also exist in systems like Kepler 16b.

According to NASA, extrasolar or exoplanets are any planets beyond our solar system. ... And Finds 1,094 More Worlds Kepler Team Confirms First Earth-like Planet in a Habitable Zone, ...

Including Earth-based telescopes, more than 600 extrasolar planets have been found to date. But most of them are huge Jupiter-class worlds orbiting well outside the habitable zone.

To boost the search for life, scientists have built a catalog of small, Earth-like planets with Jupiter-like siblings.

As for what they do know, Villadsen wrote that the study “shows that YZ Ceti b could have a magnetic field like Earth's. So far, we really don't know whether to expect most extrasolar planets to have ...

Arlington, Va. - The world's preeminent planet hunters have discovered the most Earth-like extrasolar planet yet: a possibly rocky world about 7.5 times as massive as the Earth.