It is most likely that we are the only living beings in our galaxy, according to an esteemed former Nasa scientist. William Borucki, who played a large part in finding other potentially hospitable planets during his role as chief investigator for the US space agency’s Kepler mission until his retirement in 2015, said that the evidence points to us being alone, in our galaxy at least.
Definitely don’t blast off just yet.
See also: Don’t let Mars fool you. Those exoplanets teem with life!
How do we grapple with the idea that ET might not be out there?