"Out of the Earth" Quiz

1. What is being calculated here? And Id the Equation.

where 

R_* = the average rate of star formation per year in our galaxy

f_p = the fraction of those stars that have planets

n_e = the average number of planets that can potentially support life per star that has planets

f_ℓ = the fraction of the above that actually go on to develop life at some point

f_i = the fraction of the above that actually go on to develop intelligent life

f_c = the fraction of civilizations that develop a technology that releases detectable signs of their existence into space

f_l = the length of time for which such civilizations release detectable signals into space

2. What is a Goldilocks Planet?

3. Which unit of length has the symbol 'pc'?

4. Where will you find the planets : Cato Neimoidia, Dantooine, Kamino, Rattatak?

5.  Connect Bernadette Rostenkowski, Rajesh Koothrappali , Howard Wolowitz, Sheldon Cooper, Amy Farrah Fowler, Penny, Leonard Hofstadter.