“And God said, Let there be a firmament in the midst of the waters, and let it divide the waters from the waters.”
It is no coincidence that astronauts use water to train for outer space missions. Also, the same equipment used for underwater missions was adapted to be used in outer space.
Here is an interesting video.
(NOTE: Please pray for discernment before watching this video. I make no claims to the validity of this video or its findings)