Outer space has always caught the imagination of people. The fascination is rooted in the inherent curiosity people have for the unknown. But, the truth is, we have learned a great deal about outer space. While that great deal of knowledge may only be a speck in the cosmic sense because there’s so much more to know, some of what we are cognizant of is illustrated below to give you a primer as to what’s really out there.

Via: OnlineSchools.org