At what speed can sound travel in empty space? Submitted by forexpost t3_1035jfi 2 years ago in space 27 comments 0
Why did the scientists of any country go to the moon, they saw something there, then we, who do not go because of its fear, do not find anything on the moon, but they search the blocks on the earth too, but you do not search on the moon. people what happened on the moon Submitted by forexpost t3_102uovk 2 years ago in space 92 comments 0