Astronomers discover a strange, cloud-free exoplanet about 1,000 light-years from Earth. Because the "hot-Saturn" is lacking any light-blocking cloud cover, researchers were able to probe its chemical composition like never before, resulting in the first strong detection of sodium in a hot Saturn.

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Astronomers discover a strange, cloud-free exoplanet about 1,000 light-years from Earth. Because the "hot-Saturn" is lacking any light-blocking cloud cover, researchers were able to probe its chemical composition like never before, resulting in the first strong detection of sodium in a hot Saturn.