Zoom in to Globular Star Cluster NGC 6397
This video zooms into a Hubble Space Telescope view of globular star cluster NGC 6397. This ancient stellar jewelry box, a globular cluster called NGC 6397, glitters with the light from hundreds of thousands of stars. The new measurement sets the cluster's distance at 7,800 light-years away, with just a 3 percent margin of error. NGC 6397 is one of the closest globular clusters to Earth. Read more: https://www.nasa.gov/feature/goddard/2018/hubble-makes-precise-distance-measurement-to-ancient-globular-cluster Credits: NASA, ESA, and G. Bacon (STScI)
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