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Hubble Ultra Deep Field

Our Place in the Cosmos

Mario Livio | Posted 10.19.2016 | Science
Mario Livio

If our Galaxy truly contains many intelligent civilizations, some of which may be ahead of us by a billion years, how is it possible that we have not seen any sign of them yet? Nobody knows the answer to this so-called "Fermi Paradox," but one of the speculations is that there exists some bottleneck to the emergence of intelligent civilizations, and that this bottleneck could have either been in our past, or we will hit upon it in the future.

REVEALED: How Our Galaxy Got Its Strange Shape

Space.com | Katia Moskvitch | Posted 02.24.2014 | Science

The shape of the Milky Way galaxy, our solar system's home, may look a bit like a snail, but spiral galaxies haven't always had this structure, scient...

Cosmic Archaeology: Deep Fields

Mario Livio | Posted 08.11.2013 | Science
Mario Livio

The goal is to use those so-called "Frontier Fields" to reveal populations of fainter galaxies, and to characterize the morphologies of distant star-forming galaxies.