He spends the other half of his time doing research. His scientific interests are in extragalactic astronomy and observational cosmology. Mostly, he studies galaxy formation and evolution using large surveys such as the Galaxy And Mass Assembly (GAMA) survey, and the intergalactic medium using QSO absorption lines.
Joe Liske, host of Hubblecast, is also the top scientist on the European Southern Observatory’s European Extremely Large Telescope (E-ELT), now under construction on a Chilean mountaintop. “Dr. J” tells us what this largest ever telescope will help us discover.