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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Sept. 23: NASA could launch a mission to map the solar system’s boundaries.

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Scientists Find a Quadruple Star System in Our Cosmic Backyard

Two of the objects in the arrangement are cold brown dwarfs, which will serve as a benchmark for others throughout the Milky Way.

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Vera Rubin Observatory Brings Universe’s Darkest Mysteries Into Focus

As the Vera C. Rubin Observatory surveys the night sky, astrophysicists expect to unlock the secrets of dark matter, dark energy and cosmic phenomena that go “bang!”

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Traveling the Cosmos With Carter Emmart, One Last Time

For nearly three decades he has created mesmerizing planetarium shows at the American Museum of Natural History. But other galaxies await.

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Gaia to Shut Down After More Than a Decade of Mapping the Milky Way

After more than a decade of mapping the stars, the European spacecraft will shut down on Thursday. But its legacy lives on.

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