October 26
Star Clusters in the Tarantula Nebula
Observed in 2009
The Tarantula Nebula is an enormous star-forming region located 170,000 light-years from Earth. The collection of stars in the core of the nebula, shown here, is made up of two individual star clusters that differ in age by about a million years.
Image credit: NASA, ESA, Hubble Space Telescope