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Out Of This World T-Shirt

Out Of This World T-Shirt

Worn by Leonard

Make a galactic fashion statement with this Hubble Space Telescope image of the spiral galaxy Messier 101 (M101). 170,000 light-years across, M101 is estimated to contain at least one trillion stars.

Worn in the episodes: The Friendship AlgorithmThe Grasshopper Experiment.

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