mei 042012
 
Mars: Former lakes and rivers - a place for microorganisms?

  Former crater lakes and dendritic river valleys in Acidalia Planitia – a place for microorganisms? Perspective view from the southeast to the northwest over Acidalia Planitia The images from the High Resolution Stereo Camera (HRSC), carried on board ESA’s Mars Express spacecraft and operated by the German Aerospace Center (Deutsches Zentrum für Luft- und [continue reading]

apr 302012
 
Surviving the conditions on Mars

  Alpine and polar lichens could also survive on Mars. Planetary researchers at the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR) simulated the conditions on Mars for 34 days and exposed various microorganisms to this environment. Surviving lichen in the German experiment. Credit: German Aerospace Center (DLR) “During this period, the lichens [continue reading]

apr 062012
 
The pit-chains of Mars – a possible place for life?

The latest images released from ESA’s Mars Express reveal a series of ‘pit-chains’ on the flanks of one of the largest volcanoes in the Solar System. Depending on their origin, they might be tempting targets in the search for microbial life on the Red Planet.  Pit-chains in Tharsis Tractus Catena is shown here in a [continue reading]