What did charlie duke discover on the moon?

Where did Marc Garneau go into space from? What is a st4 doctor? What do you need inside a spaceship? Which scientist continued the work of another while studying the elliptical path of plants name both scientist? What is the color of epsilon sagittarii? Who is older in twins? Which rocket engine fuel has the ability to start and stop? And what kind of weather do cumulus clouds grow highest? How long would it take for the earth to stop spinning? What are the advantages of solid fueled rocket engines? How is the position of the full moon in relation to Earth and the sun different from the position of the full Venus in relation to Earth and the Sun? What are examples of things that revolve? What is the sun made up of that other stars are made of? What three ingredients are needed to form clouds and fog? How many times does the Hubble orbit the earth a year? What two men challenged the idea of the earth centered the universe? What is the Moon's highest point called? What part of a compound microscope supports the eye piece? Where is the Little Dipper in the summer? Is there a requirement to use a Thunderstone in Pokémon Mystery Dungeon Explorers of Darkness?