Since I read my first book about space, I’ve known that the earth orbits the sun, and the sun orbits the center of the Milky Way. I never really pictured what those two things together would look like.

But someone else has:

[The helical model – our solar system is a vortex] (Viewer #1,445,375)

By the way, when you’re offered the opportunity to click the link for part 2 (it pops up around the 3 minute mark) – take it.

Oh, and I chose to turn the music off when I watched it. It’s supposed to be hypnotic, but I found it grating after a while. You can choose for yourselves.