NASA has announced the first detection of possible biosignatures in a rock on the surface of Mars. The rock contains the first martian organic matter to be detected by the Perseverance rover, as well as curious discolored ...
Astrobiology
Jul 29, 2024
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53
The question of whether Mars ever supported life has captivated the imagination of scientists and the public for decades. Central to the discovery is gaining insight into the past climate of Earth's neighbor: Was the planet ...
Planetary Sciences
Jul 10, 2024
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354
Although Mars presents a barren, dusty landscape with no signs of life so far, its geological features such as deltas, lakebeds, and river valleys strongly suggest a past where water once flowed abundantly on its surface. ...
Astrobiology
May 13, 2024
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311
In the months ahead, two of NASA's Mars spacecraft will have an unprecedented opportunity to study how solar flares—giant explosions on the sun's surface—could affect robots and future astronauts on the Red Planet.
Planetary Sciences
Apr 29, 2024
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35
NASA's Curiosity rover has begun exploring a new region of Mars, one that could reveal more about when liquid water disappeared once and for all from the Red Planet's surface. Billions of years ago, Mars was much wetter and ...
Space Exploration
Mar 30, 2024
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1055
Billions of years ago, Mars was home to abundant water, and its Gale crater contained a lake. Gradually, the climate changed, drying the red planet and creating the dusty desert world we know today.
Planetary Sciences
Mar 22, 2024
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1342
After more than 70 successful flights, a broken rotor ended the remarkable and groundbreaking Ingenuity helicopter mission on Mars. Now, NASA is considering how a larger, more capable helicopter could be an airborne geologist ...
Space Exploration
Mar 21, 2024
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2
Is or was there life on Mars? That profound question is so complex that it will not be fully answered by the two NASA rovers now exploring it.
Astrobiology
Mar 12, 2024
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16
Sand ripples are fascinating. They are symmetrical, yet wind, which causes them, is very much not. Furthermore, they can be found on Mars and on Earth. It would be even more fascinating if the same effect found on Mars could ...
Planetary Sciences
Mar 12, 2024
0
84
Just about every day we here on Earth get a breathtaking picture of Mars's terrain sent back by a rover. But, the view from space can be pretty amazing, too. The Mars Reconnaissance Orbiter (MRO) just sent back a thought-provoking ...
Planetary Sciences
Mar 4, 2024
0
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