How long did Buzz Aldrin spend on the moon?

What is the function of the optic lobes? Can the moon float on water? What are some adverbs to describe yawning? Which moon lies between the sun and earth so the side of the moon facing earth is dark and the moon is not visible? What is the value of first moon landing 1994? When did niel Armstrong die? What term is applied to stars that explode? What feature does the SINCGARS use to reduce the threat of jamming and minimize the use of direction-finding equipment to establish your location? Known satellites for Mars? When you look up into the sky you can see stars that no longer exist Explain how this is possible? Which gases is most important in the heating of our atmosphere? What is the salary of an astronomer in India? Do the planets travel at the same speed? Is it true that the Earth is really spinning? When was the flashlight invented? Why does your eye keep moving up and down really fast? What is a sentence for kaleidoscope? Why abel tasman so important? What did the space shuttle use to maneuver in space? What happens Once a star is fully formed it becomes which type of star?