Science ❯ Astrobiology ❯ Origins of Life

Conditions for Life

Impact of Extraterrestrial Events Mars Volatile Elements and Life Early Solar System Extraterrestrial Life

Study Pinpoints a Dry Proto‑Earth Within 3 Million Years, Bolstering Theia Water‑Delivery Theory

High-precision 53Mn–53Cr dating indicates a rapid, volatile-poor start that favors a Moon-forming impact as the source of life’s ingredients.

3I/ATLAS Shows Growing Tail and Rapid Brightening as Evidence Favors a Natural Comet