Each factor in the Drake Equation has a well-known, established value.

Question

Quizplus · Accepted Answer

Many factors in the Drake Equation, such as the average rate of star formation, the fraction of stars with planets, and the fraction of planets in the habitable zone, are still not well-known and subject to ongoing research and debate. While some factors in the Drake Equation have estimates, many of them are still unknown or uncertain, such as the probability of civilizations evolving to a level capable of interstellar communication. Therefore, the values for each factor are not well-established.

Each Factor in the Drake Equation Has a Well-Known, Established