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We can’t resist winding up our month with the planets without a new equation challenge. Our smartest space fans will have recognised it immediately, so post your comments explaining it to the group!pic.twitter.com/5KC46vBaUJ
It’s the famous equation used to estimate the potential number of civilisations in our galaxy. The goal of many exploration missions is to better understand life and to discover if it can exist elsewhere. #DrakeEquationpic.twitter.com/IJ7GnkIYv7
Supplementary question for our experts: What are the values used by Drake in 1961 for this equation? #DrakeEquation
Drake Equation, number of potentially habitable planets?
Drake Equation
But of course! 
This is the Drake equation about the number of extraterrestrian civilization in the Milky way
What is known and what is to be found?
It's the Drake Equation which gives the probability of finding an alien civilisation.
Yes it is!
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