What is the scientific name for somebody who mends clocks and watches?

Which elements found in the sun are also present in human body? What age is Jesse starrs age? What dose the moon feel like? Did gus grissom have any kids? What is the name of tenth draft planet? Reen is twice as old as SUnita Three years ago she was threetimes as old as Sunita How Old is Reena Now? How the word aura in a sentence? What is the translation of lux venit? When did Buzz Aldrin start his nasa career? Where is The position of the full moon is located? Most of the energy we get from the sun comes from which layer? How can scientist gather data? Who commanded the first nasa mission to take a slinky toy into space? What does the metaphor the sky was on fire mean? Is Kennedy half dollar in 1967 made of silver? What dot class Liquid fueled rocket motors? I pass before the sun yet I make no shadow You scarcerly see me but you'll always feel meWhat amI? Are there pictures of vy canis majoris star? Does an asterisk go before or after a comma? How fast was the concord what is the speed of the space shuttle?