SMRTR Science & EngineeringApr 30, 2025Scientific American

Mysterious Glowing Structure Discovered Near Solar System

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A massive glowing gas cloud named Eos has been discovered just 300 light-years from Earth using far-ultraviolet data. The cloud contains 3,400 solar masses of gas and is expected to disperse in 5.7 million years, providing new insights into star formation processes and interstellar gas dynamics.

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