One of the current hotspots in astrobiology is the search for water in exoplanets. We all seem to share the idea that water is essential for the existence of life, and even the assumption that water and life are almost synonymous.
[caption id="attachment_44035" align="alignleft" width="320"] First stage of the Falcon 9 rocket landing on SpaceX's floating platform. / Mètode[/caption]
When NASA was founded, the USAF (United States Air