In the Zone: Extrasolar planet with the potential for life

12:54pm, April 25, 2007

It's not quite like home, but astronomers this week announced that they had found Earth's closest known analog outside the solar system. The newly discovered planet, which orbits a neighbor of the sun, is about five times as heavy as Earth and probably has an average surface temperature at which water would be liquid.

This article is available only to subscribing members. Join SSP today or Log in.

Get Science News headlines by e-mail.

More from Science News