Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a ...
A NASA study shows bacteria fragments can survive 50 million years in Martian ice. Pure ice, not rock, could hold clues to ...
The first image of the Keyhole structure was acquired by the Mars Reconnaissance Orbiter (MRO) HiRISE spacecraft in November with its smaller context camera (CTX). The image P14_006672_1836_XN_03N267W ...
A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...
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Rare Mars-Orbiter Images Reveal Ancient Interstellar Comet’s Secrets
Every interstellar comet so far has been a surprise,” said Dr. Zexi Xing of Auburn University, looking back on the wide ...
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