APOD: 2026 October 22 – The First Green Star, WD J1330+6435

GlobalScience2026-10-22

NASA's Astronomy Picture of the Day features the white dwarf star WD J1330+6435, described as the first green star, with a brief explanation by a professional astronomer.

This is an AI-written summary of reporting by NASA, generated only from the source's own headline and abstract. Read the full story at NASA.

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