A research team using the ChemCam instrument onboard NASA's Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates that the sediments were formed in ...
Astrobiology
16 hours ago
0
272
Scientists aren't entirely sure how life began on Earth, but one prevailing theory posits that persistent cycles of wet and dry conditions on land helped assemble the complex chemical building blocks necessary for microbial ...
Planetary Sciences
Aug 9, 2023
0
43
On Earth, river erosion is usually a slow-going process. But on Mars, massive floods from overflowing crater lakes had an outsized role in shaping the Martian surface, carving deep chasms and moving vast amounts of sediment, ...
Planetary Sciences
Sep 29, 2021
3
276
By studying the chemical elements on Mars today—including carbon and oxygen—scientists can work backwards to piece together the history of a planet that once had the conditions necessary to support life.
Astronomy
May 19, 2020
7
1952
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
Mars is thought to have had a watery past, but when exactly it transitioned to its dry and dusty present is up for debate. Now, though, a team of scientists studying the marks on a young Martian crater has found signs that ...
Space Exploration
Jun 24, 2015
8
1524
(Phys.org) —A trio of researchers, two from France and one from Norway, has published a paper in the journal Science where they claim to have found sufficient evidence to identify a specific crater on Mars as the origin ...
Differences between Martian meteorites and rocks examined by a NASA rover can be explained if Mars had an oxygen-rich atmosphere 4000 million years ago—well before the rise of atmospheric oxygen on Earth 2500 million years ...
Space Exploration
Jun 19, 2013
18
0
(Phys.org)—A NASA spacecraft is providing new evidence of a wet underground environment on Mars that adds to an increasingly complex picture of the Red Planet's early evolution.
Space Exploration
Jan 20, 2013
0
1
(Phys.org)—NASA's car-sized rover, Curiosity, has taken significant steps toward understanding how Mars may have lost much of its original atmosphere.
Space Exploration
Nov 2, 2012
17
0
