Ancient Mars had right conditions for underground life, new research suggests
A new study shows evidence that ancient Mars probably had an ample supply of chemical energy for microbes to thrive underground.
A new study shows evidence that ancient Mars probably had an ample supply of chemical energy for microbes to thrive underground.
Space Exploration
Sep 24, 2018
6
796
For some time, scientists have known that Mars was once a much warmer and wetter environment than it is today. However, between 4.2 and 3.7 billion years ago, its atmosphere was slowly stripped away, which turned the surface ...
Space Exploration
Sep 14, 2018
0
41
A little stream in the south of England could guide the way towards finding evidence for ancient life on Mars, in the form of fatty acids preserved in an iron-rich mineral called goethite.
Space Exploration
Jun 19, 2018
0
9
NASA's Curiosity rover has found new evidence preserved in rocks on Mars that suggests the planet could have supported ancient life, as well as new evidence in the Martian atmosphere that relates to the search for current ...
Space Exploration
Jun 7, 2018
32
2871
Today Mars has only a thin atmosphere, and its surface is very dry with the possible exception of some localised and temporary water seeps. However, ancient eroded valley networks that were discovered by orbiting spacecraft ...
Space Exploration
Dec 7, 2017
0
6
These striking features on Mars were caused by the planet's crust stretching apart in response to ancient volcanic activity.
Space Exploration
Nov 16, 2017
0
8
Landing on Mars is difficult and not always successful. Well-designed advance testing helps. An ambitious NASA Mars rover mission set to launch in 2020 will rely on a special parachute to slow the spacecraft down as it enters ...
Space Exploration
Nov 15, 2017
0
47
For scientists trying to understand what ancient Mars might have been like, the red planet sends some mixed signals. Water-carved valleys and lakebeds leave little doubt that water once flowed on the surface. But climate ...
Space Exploration
Oct 17, 2017
2
88
NASA's Mars 2020 mission, which will look for signs of past life on Mars, will use smart methods originally developed to find the oldest life on Earth, according the mission's Deputy Project Scientist, Dr Ken Williford. The ...
Space Exploration
Aug 16, 2017
0
12
A long-lasting lake on ancient Mars provided stable environmental conditions that differed significantly from one part of the lake to another, according to a comprehensive look at findings from the first three-and-a-half ...
Space Exploration
Jun 1, 2017
2
2022