University of Washington researchers have published a 5-billion-year computational simulation of Earth without life, ...

Two major alien-life announcements in 2025 generated enormous excitement, but most astrobiologists remained unconvinced. Only 6.6% of surveyed experts thought possible biological molecules on K2-18b ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

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This summer, exoplanet science — the study of planets orbiting stars beyond our sun — took a big step forwards. LHS 1140b orbits a faint, red star within the constellation of Cetus — named after a ...