Phil Plait

@BadAstronomer

Astronomer, author, skeptic, father, punster.

Photos and Videos by @BadAstronomer

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Yeah, welcome to Boulder!

Mammatus clouds mark the tail end of the storm. These are awesome, and they're directly overhead.

A little weather over the Boulder Flatirons. Yikes.

Red on red. at Garden of the Gods.

Red on red. at Garden of the Gods.

. and a piece of me.

This is what happens when you let H. R. Giger do the clouds.