Galaxies are totally amazing.
why are there two types of galaxies? Why are they different colours?
the answer is simple: elliptical galaxies don’t have any baby stars in them.
Because all the gas got blown away or melted.
Today’s guest is Kat Griffiths!
So much fun.
Also, Sean and Laura are back. it’s fun times.
Physicists: Sean Moran, Laura Hainline
Intro Music: Ted Leo and the Pharmacists
Exit Music: John Vanderslice