A space robot said "goodnight" to the moon as it completed its mission, capturing the first high-definition images of a lunar ...

The discovery of a massive crater formed by the impact of a meteorite more than three billion years ago is changing the way scientists view the history of Earth and the planet's stages of evolution.

(Picture: Curtin University) Scientists believe a newly-discovered crater believed to be the oldest ... Experts now think a major meteorite smacked into it 3.5billion years ago, according to ...