picture of the day

http://bit.ly/2hu50yv http://bit.ly/2R5ntTN NASA Unveils Celestial Fireworks as Official Hubble 25th Anniversary Image.jpg The star cluster Westerlund 2 in the Milky Way galaxy, with an estimated age of about one or two million years. It contains some of the hottest, brightest, and most massive stars known. The cluster resides inside a stellar breeding ground known as Gum 29, located 20,000 light-years away in the constellation Carina. January 1, 2019