Martian soil analysis suggests the planet was warm and wet during its Noachian era, roughly 4 billion years ago; findings provide support for scenario countering the theory early Mars was icy and cold

Submitted ⁨⁨1⁩ ⁨week⁩ ago⁩ by ⁨Innerworld@lemmy.world⁩ to ⁨astronomy@mander.xyz⁩

https://phys.org/news/2026-02-early-mars-icy-latest.html