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Mars Was Warmer, Wetter Millions of Years Ago, Planetary Scientists Say

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Dec 3, 2025 - 16:00
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Mars Was Warmer, Wetter Millions of Years Ago, Planetary Scientists Say
Mastcam-Z landscape and multispectral images of light-toned float rocks atop the Jezero crater Margin Unit near the Hans Amundson Memorial workspace (Sol 912) demonstrating the spectral diversity of this material. Image credit: Broz et al., doi: 10.1038/s43247-025-02856-3.

NASA’s Perseverance rover has discovered several thousand small, light-toned rock fragments, or float rocks, with some exhibiting spectral signatures of an aluminum-rich clay mineral called kaolinite.

The post Mars Was Warmer, Wetter Millions of Years Ago, Planetary Scientists Say appeared first on Sci.News: Breaking Science News.

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