News

Fossilised rivers suggest warm, wet ancient Mars

24 August 2016 Astronomy Now

Extensive systems of fossilised riverbeds have been discovered on an ancient region of the Martian surface on a northern plain called Arabia Terra, supporting the idea that the now cold and dry Red Planet had a warm and wet climate about 4 billion years ago, according to University College London-led research.

Picture This

Hubble captures close-up view of the Red Planet

19 May 2016 Astronomy Now

Bright, frosty polar caps, and clouds above a vivid, rust-coloured landscape reveal Mars as a dynamic seasonal planet in this NASA/ESA Hubble Space Telescope view taken on 12 May 2016, when Mars was 50 million miles from Earth. The image reveals details as small as 20 to 30 miles across. On 30 May, Mars will be the closest it has been to Earth in 11 years.