Dr. Michael R. Gallis, at Penn State Schuylkill, gives some perspective on the 10,000 galaxies in the Hubble Ultra Deep Field image that has photons from 13 billion years ago.
The blog of a Leslie Wong
Dr. Michael R. Gallis, at Penn State Schuylkill, gives some perspective on the 10,000 galaxies in the Hubble Ultra Deep Field image that has photons from 13 billion years ago.