sep 272013
 
Yes, Water Actually Found on Mars!

  The first scoop of soil analyzed by the analytical suite in the belly of NASA’s Curiosity rover reveals that fine materials on the surface of the planet contain several percent water by weight. The results were published today in Science as one article in a five-paper special section on the Curiosity mission.   The Sample Analysis at Mars [continue reading]

sep 242013
 
No Methane on Mars Does Not Mean Life Never Arose There

  Data from NASA’s Curiosity rover has revealed the Martian environment lacks methane. This is a surprise to researchers because previous data reported by U.S. and international scientists indicated positive detections. The Mars Science Laboratory Curiosity rover examines a rock on Mars in this 2011 artist’s rendering. Image Credit: NASA/JPL-Caltech The roving laboratory performed extensive [continue reading]

jul 202013
 
How Mars' Atmosphere Got So Thin

    New insights from Curiosity    A pair of new papers report measurements of the Martian atmosphere’s composition by NASA’s Curiosity rover, providing evidence about loss of much of Mars’ original atmosphere. One of Vikings global mosaics of Mars, re-sized & sharpened by Jason Harwell of the Viking mission team. Image Credit: NASA/JPL Curiosity’s Sample [continue reading]

mei 312013
 
Round Pebbles on Mars Evidence of Ancient Stream

  Detailed analysis and review have borne out researchers’ initial interpretation of pebble-containing slabs that NASA’s Mars rover Curiosity investigated last year: They are part of an ancient streambed. NASA’s Curiosity rover found evidence for an ancient, flowing stream on Mars at a few sites, including the rock outcrop pictured here, which the science team [continue reading]

mrt 132013
 
Conditions on Mars Once Favorable for Life

  An analysis of a rock sample collected by NASA’s Curiosity rover shows ancient Mars could have supported living microbes.   Scientists identified sulfur, nitrogen, hydrogen, oxygen, phosphorus and carbon — some of the key chemical ingredients for life — in the powder Curiosity drilled out of a sedimentary rock near an ancient stream bed [continue reading]

jan 182013
 
Following the ‘Yellowknife Road’ to Martian Wet Area

    Instrument confirms presence of gypsum and related minerals   Researchers from Los Alamos National Laboratory and the French Space Agency have tracked a trail of minerals that point to the prior presence of water at the Curiosity rover site on Mars. The Mars Science Laboratory’s Curiosity Rover recently took this photo of the [continue reading]