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2 Φεβ 2022 · The late Noachian period (from 4.1 billion to 3.5 billion years ago) is the period usually thought to be habitable on Mars, with significant rain near the equator, as demonstrated by the presence of valley networks – features formed by erosion from flowing water — at this age.
8 Σεπ 2021 · Is Mars habitable? Could ancient life once have existed on the Red Planet? Is there potential for life today deep beneath the Martian crust? Ell Bogat from NASA’s Goddard Space Flight Center is here to dig into some of the details.
20 Σεπ 2021 · Specifically, new research suggests it could be down to the size discrepancy. The diameter of Mars is just 53 percent that of Earth's (just over half the size), and that would make it impossible for Mars to hang onto volatiles that we know are vital for life – such as water.
26 Ιουλ 2024 · Yesterday, NASA announced that a rock spotted on Mars by its Perseverance rover contained some of the best signs yet that ancient microbial life may have once existed on the Red Planet.
cused on examining Mars as the closest poten-tially habitable planet to the Earth. Mars pre-sents: • Outstanding access to environments funda-mental to the search for past and/or present signs of life; • An unparalleled opportunity to study cli-mate and habitability as an evolving, sys-tem-level phenomenon, with Mars and
8 Οκτ 2024 · NASA’s Curiosity rover, currently exploring Gale crater on Mars, is providing new details about how the ancient Martian climate went from potentially suitable for life – with evidence for widespread liquid water on the surface – to a surface that is inhospitable to terrestrial life as we know it.
5 ημέρες πριν · But so far no evidence has been found that convinces even a sizable minority of the scientific community that the red planet was ever home to life. What the evidence does indicate, though, is that Mars was once a habitable world. Life, as we know it, could have taken hold there.
