Pismis 24, the star cluster seen here in an image released on Dec. 11, 2006, lies within the much larger emission nebula called NGC 6357, located about 8,000 light-years from Earth. The brightest object in the picture was once thought to be a single star with an incredibly large mass of 200 to 300 solar […]
June 12, 2025
from NASA https://ift.tt/YJ83OzL
Friday, 13 June 2025
NASA
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