What a Phosphine Signal in a Brown Dwarf’s Clouds Means for the Search for Life

The detection of the molecule phosphine in a brown dwarf’s atmosphere may help astronomers in their search for life elsewhere in the Milky Way.

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Soviet Spacecraft Crash Lands on Earth After a Journey of Half a Century

Kosmos-482, a spacecraft bound for Venus in 1972, was a time capsule from the Cold War when superpowers had broad ambitions for exploring the solar system.

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What to Know About Kosmos-482, a Soviet Spacecraft Returning to Earth After 53 Years

Kosmos-482, which was headed to Venus, is expected to re-enter Earth’s atmosphere by the end of this weekend. Experts don’t yet know where it may come down.

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