30

Stories about: planet surface

Newly Discovered Earth-like Planets Must Also Have Plate Tectonics The search for planets outside the solar system ultimately resulted in the discovery of Earth-like planets, or super-Earth and they are generally rocky planets slightly bigger than our planet, so astronomers are speculating what the conditions on those planets might be like. Harvard scientists suggest that Earth-lik... 22 November 2007 11:14 GMT