When Galaxies Collide

Felicia Day *swoon* (and Sean Astin) try to educate the public about colliding galaxies in this hilarious NASA PSA for the Spitzer Space Telescope.

There are a lot of great little inside jokes in there. “What in the name of Joss Whedon?” And Felicia makes a wonderful point:

It just goes to show you don’t have to make up explosions or doomsday scenarios to make science interesting. Astronomy is pretty interesting on its own.

Via: The Bad Astronomer

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