BBCNEWS BBC News December 25, 2021 23:17:00
The worlds and other solar systems and we really are in the infancy of that particular area of science. he call those x0 planets are solar planets. we know of a few thousand so far, but we expect that there are many billions, perhaps even trillions, that extend beyond. as such large numbers that it seems unlikely that the earth is completely unique. perhaps there are other worlds just like our own are similar enough that they can host other forms of life and if we are going to discover that, we're going to need to be able to see those planets and some details to evaluate the contents of their ...