Recent content by a_g

hahaha writing that probably took longer than the video itself. it was just a video of the planets and some stars in scale and some douche was on there saying how scientists don't know anything and that theyre just random guesses on the size so thank you for answering my question so thourghly so...

your on the wrong message board

anybody? there must be some equation to find out the size of them doesn't anybody know?

so I've been reading through these threads and have realized most of you are really ****in smart. REALLY SMART. I am just an average joe so this might be a dumb question but i was watching this video on youtube: http://www.youtube.com/watch?v=JEKXCfB9fds" and kept wondering how do they know...