Perseverance imaged “Cheyava Falls” in Jezero Crater in July 2024, revealing leopard spot patterns in a reddish mudstone that may record chemical reactions once able to support microbial life. Other explanations remain under study.

Sapphire Canyon: Mars’ Strongest Hint of Ancient Life Yet?

Science and Technology /

On September 10, 2025, NASA announced that a rock core nicknamed Sapphire Canyon, drilled from Cheyava Falls in Jezero Crater’s ancient river valley, shows intriguing chemical clues. The peer reviewed…

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