How special is the Earth’s atmosphere?

Paul M. Sutter But an astrophysicist sunny Stony Brook and the Flatiron Institute, host Ask an astronaut And Space radioAnd is the author of How to die in space.

We Earthlings think that we are oh-so-special. The abundance of oxygen in our atmosphere and the presence of liquid water on the surface of our planet make our “pale blue dot” stand out unlike other planets in the solar system – a unique and delicate home for life.