From the startling Copernican revelation that the Earth was not the
centre of the Universe, humanity has wondered if life is unique to our
world. But how likely is it that the Earth is the only reservoir of life
in the vastness of space? Come along for the ride as early planetary
researches learn that conditions on our neighbouring planets may be too
hostile to support life and discover how recent findings hint there may
be alien life “hiding out” in places we’ve overlooked