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JWST finds frozen water in a young star system

BBC Sky at Night Magazine

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July 2025

Long-awaited discovery finds crystalline water-ice in star's debris disc

JWST finds frozen water in a young star system

For a long time, astronomers have expected frozen water may be scattered in systems around other stars.

Now, for the first time, scientists have discovered definitive proof. Data from the NIRSpec (Near-Infrared Spectrograph) on the James Webb Space Telescope has confirmed the presence of crystalline water-ice in the dusty debris orbiting a Sun-like star called HD 181327.

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