Predictions85
Comments28
Member SinceAugust 2017
Questions by googolplexbyte
Drake's Equation 7th parameter L: For how many years does a civilization remain detectable?
Current estimate
18k years
Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?
Drake's Equation 5th Parameter f_i: On what fraction of habitable planets with life does intelligence evolve?
Current estimate
3.73×10⁻⁴%
Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?
Current estimate
8.9×10⁻⁴%
Drake's Equation 3rd parameter n_e: What is the average number of habitable planets per star?
Current estimate
0.0522 planets/star
Drake's Equation 2nd parameter f_p: What fraction of stars form planets?
Drake's Equation 1st Parameter R∗: What is the average rate of formation of suitable stars (stars/year) in our galaxy?
Current estimate
4.59 stars/year