Calling all space explorers – Hubble scientists want your help in the Galaxy Zoo.
The Hubble Telescope turns 20 this weekend, and celebrates with an incredible new image.
Impacts by comet fragments could have cooled the Earth and wiped out species.
Satellite images show a glacier crumbling into thousands of pieces.
South Australia’s normally-dry Lake Frome get a taste of the wet season.
Extreme greenhouse gases weren’t needed to keep Earth from freezing.
The Sun appears to have begun its latest cycle of sunspot activity.
A huge coal mine stands out in this satellite image of Semirara Island.
Astronomy electronics could soon be used in mobile phones and other devices.