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Planetary Science

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JWST Finds Phosphine on Ancient Brown Dwarf, Matching Model Predictions

The measurement at roughly 100 parts per billion confirms abiotic formation in hydrogen-rich atmospheres.

Perseverance’s ‘Leopard-Spot’ Rock Tagged a Potential Biosignature as Fresh Skepticism Surfaces

UK Proposes VERVE CubeSat to Sample Signs of Life in Venus’s Clouds