Can you see the dwarf galaxies in the above image, shot by the Hubble Space Telescope? Yeah, me neither. But they’re there, and some of them are working exceptionally hard to make new stars. I’ve included a cheat sheet below so you’ll know which of the galaxies in the image are some of the ones scientists looked at during a recent survey of star formation in the early universe.
These are some of the dwarf galaxies scientists looked at while peering into the early universe and studying star formation. Click to enlarge. (NASA/ESA/GOODS Team and M. Giavalisco)