Astronomers name historic star clusters like NGC 1786 “time capsules” for his or her galaxy, preserving a few of its oldest stars. A brand new picture from NASA’s Hubble Area Telescope affords an unprecedented close-up of this dense cluster 160,000 light-years away within the Massive Magellanic Cloud. Hubble’s information present that NGC 1786 comprises stars of various ages – a shocking discover, since such clusters had been as soon as thought to carry a single stellar technology. This multi-age discovery is reshaping our view of how galaxies constructed their first stars, and suggests extra complicated early historical past.
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