The word astronaut comes from the Greek word "Astron" which means star and "nautes" which means sailor. The Russian cosmonaut has a similar meaning to 'kosmos' meaning universe and again "nautes" sailor. So, 'Astronaut' means the person who sails in the universe.
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Physics And Astronomy Facts (Completed)
RandomJust some random facts about physics and astronomy. let's fall in love with physics. 😂😄 P.S - This work is not original. Things I have read in books or from other sources are here. I might be wrong in my interpretation so feel free to correct m...