My brain's officially in orbit and yours will be too. View Entire Post › ...

Add Yahoo as a preferred source to see more of our stories on Google. With so many interesting solar system facts, we've narrowed them down to 25 of our favorites. Our solar system consists of the sun ...

WATCH OUR OTHER VIDEOS: 25 Unbelievable Facts That Will Make You Question Reality: 25 Random Facts About Space: The early days of space exploration werent as polished as they are today. Long before we ...

First launch: Columbia becomes the first shuttle in space on April 12, 1981. First insects: Moths, flies and bees become the first insects to ride the shuttle in 1982, in an experiment designed by a ...