Leaky atmosphere linked to lightweight planet08 February 2018
Leaky atmosphere linked to lightweight planet08 February 2018 The Red Planet’s low gravity and lack of magnetic field makes its outermost atmosphere an easy target to be swept away by the solar wind, but new evidence from ESA’s Mars Express spacecraft shows that the Sun’s radiation may play a surprising role in...
Crater Neukum named after Mars Express founder18 January 2018
Crater Neukum named after Mars Express founder18 January 2018 A fascinating martian crater has been chosen to honour the German physicist and planetary scientist, Gerhard Neukum, one of the founders of ESA’s Mars Express mission.
Mars upside down14 December 2017
Mars upside down14 December 2017 Which way is up in space? Planets are usually shown with the north pole at the top and the south pole at the bottom. In this remarkable image taken by ESA’s Mars Express, the Red Planet is seen with north at the bottom, and the equator at the top.
Fracture swarms on Mars16 November 2017
Fracture swarms on Mars16 November 2017 These striking features on Mars were caused by the planet’s crust stretching apart in response to ancient volcanic activity.
Webcam on Mars Express surveys high-altitude clouds17 October 2017
Webcam on Mars Express surveys high-altitude clouds17 October 2017 An unprecedented catalogue of more than 21 000 images taken by a webcam on ESA’s Mars Express is proving its worth as a science instrument, providing a global survey of unusual high-altitude cloud features on the Red Planet.
Colourful dunes on wind-swept Mars05 October 2017
Colourful dunes on wind-swept Mars05 October 2017 Dunes are prominent indicators of prevailing winds, as can be seen on this crater floor on Mars, imaged by ESA’s Mars Express on 16 May.