What is primemerodian?

How long did it take the space shuttle to get from Earth to the moon in 1969? How long did it take for astronauts to get to the moon? Which planets take longer then earth to complete one rotation? Why do the planets spin in a circle and not float away from each other? Is there light on Jupiter? What layer of the atmosphere do skydivers skydive in? How do hot air balloons work in the atmosphere? How big is a giant star? Why haven't we went back to the moon? How much money spent on anti depressants? What is the relationship between gravity and pressure in a nebula? What are examples of metaphor for sunshine? When were lights invented? How do earths tides work? What do the colors on a weather radar mean? Can humans pass through the Van Allen radiation belt? Why is cetus visible in the winter? How did rhea help Zeus escape death as a baby? What is the volume of air in atmospheric balloon with the diameter of 24cm? What is the surface of inner planets like?