Earth-like planet Corot-7b found outside solar system

Astronomers have confirmed that a planet orbiting a distant star has a rocky structure similar to that of Earth, a breakthrough that increases the possibility of extraterrestrial life being discovered.

New observations of a planet named Corot-7b, which circles a star 500 light years away in the constellation Monoceros (the Unicorn), have shown that its density is similar to the Earth’s, indicating that it is also a solid, rocky world.

Times Online

http://www.timesonline.co.uk/tol/news/science/article6836919.ece