can there be life outside the solar system are the probability of things going to happen in the universe is it correct to talk about the probability of a repeatable event? what is the probability of a life beyond the solar system is it correct to talk about probability of an event that has already occurred? what is the probability of life on earth what is the probability of life beyond solar system? does the probability of life exist outside the solar system what is the probability of life beyond solar system? what is the probability of life outside the solar system what is meant by probability of life outside the solar system and beyond? what is the probability of life without planets why is it called probability of life in the universe is it correct to talk about the probability of an event that has already happened and is not repeatable? why talk of probability is it correct to talk about probability of an event that has already occurred and is not repeatable? is it correct to talk about the probability of an event that has already occur and is not repeatable? what happens in the universe in vikings? what's the probability of life why do scientists talk about the probability that life is occurring elsewhere in the universe? why do scientist talk about probability