What scientist had the most theories?

How can you remember the classes of stars? How many astronauts stepped on the moon and for how many days? Where is the sea of tranquility please tell us? Did Edwin Hubble ever invent anything else than the Hubble telescope? What is a large glass -roofed enterance hall called? Why would it be harder to breath at the top of a mountain? What are the names of the robots that went to Jupiter? What was Alan Shepard's job when he manned the first Americian space mission? How old was Bart Howard when he wrote fly me to the moon? What was the Temperature on board Apollo 13 on return trip home? What is the gassiest planet? What does earth's moon look like? Who operated the command lunar module of Apollo 11? How did ender bring his launch at battle school together? What concepts (binaries) suggest pairs of opposites strong-weak sun-moon day-night etc.? What is distance from the son to Jupiter? What would happen if we didn't have clouds in the sky? Do hot air balloons cause air pollution? How can space exploration improve medical industry? What did Neil Alden Armstrong say when he has first stepped foot on the moon?