Access

Published online 13 June 2005 | Nature | doi:10.1038/news050613-2

News

Rocky planet found outside Solar System

Extrasolar discovery is like Earth's 'bigger cousin'.

The hunt for worlds outside our Solar System has found its smallest planet yet: it weighs in at just seven-and-a-half times the size of the Earth.

Astronomers have already found more than 150 extrasolar planets, also known as exoplanets.

Comments

Reader comments are usually moderated after posting. If you find something offensive or inappropriate, you can speed this process by clicking 'Report this comment' (or, if that doesn't work for you, email redesign@nature.com). For more controversial topics, we reserve the right to moderate before comments are published.