What is an adservatory?

How many hours was Apollo 11 have on the moon? Whose heliocentric model is seen as the first step in the development of modern models of the solar systems? Why is there so little atmosphere on the moon? What is the synonym of awe? Time it takes to get to Jupiter in a space shuttle? What color is on the opposite side of the spectrum as purple? What was NASA's oldest operational space shuttle first flown in 1984 was named after? What is a model of the earth shaped liked a ball or sphere called? What are two adjectives for sunset? Can sailormoon beat thor? Is the sun brighter than a star? Which of Ben Franklin's inventions helped the people measure distance? What is the main energy source of the satellites? Do all planets have seasons? Who will give a guest lecture on Creationism? Why is the sky fascinating? What does eclipse mean? What country sent the first person in space? Are daylight hours shorter for the hemisphere that is tilted toward the sun during the solstice? What color is darkness?