James Webb Detects Crystalline Water Ice Around Young Star 155 Light Years Away
Astronomers have confirmed the presence of crystalline water ice outside our Solar System for the first time, spotting frozen water grains in a debris disk surrounding a young star just 23 million years old.
Using the powerful instruments aboard the James Webb Space Telescope, researchers detected the unmistakable spectral signature of crystalline ice in a dusty ring encircling the star HD 181327, located about 155 light-years from Earth.
The discovery provides some of the clearest evidence yet that water a key ingredient for life may be common in young planetary systems across the galaxy.
HD 181327 is an F-type star, far younger than our 4.6-billion-year-old Sun. At just 23 million years old, it represents a planetary system in its formative stages.
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