AdvertisementAfter 25 Years, The Hubble Space Telescope Still Wows HumanityApril 24, 2015Geoff BrumfielfacebookEmailA giant cluster of about 3,000 stars called Westerlund 2. The cluster resides in a raucous stellar breeding ground known as Gum 29, located 20,000 light-years away in the constellation Carina. (NASA, ESA, STScI/AURA)
