This young cluster of about 3,000 stars in our Milky Way is called Westerlund 2 and contains some of the galaxy's hottest, brightest, and most massive stars. Hubble's infrared vision pierced dust around this stellar nursery to reveal the dense concentration of stars in the central cluster.
Credits
Image
NASA, ESA, Antonella Nota (ESA, STScI), Hubble Heritage Project (STScI, AURA), Westerlund 2 Science Team