The Galaxy Song - Updated

If you'd like to know some facts about the universe you could start in a much worse place than this video, broadcast as a trailer for Brian Cox's Wonders of Life TV series which aired back in 2013. The video is suitable for children.

It's written and performed by Eric Idle of Monty Python fame and rather than an entirely new piece of work it's actually a rewrite of a song featuring in their very much not child-friendly 1983 movie The Meaning of Life. The lyrics are accurate to within a couple of significant figures according to scientific knowledge at the time, and you can find a discussion of the less accurate bits on the Galaxy Song Wikipedia article.   The video below shows just the relevant portion of the movie and is also probably not suitable for children: