Astronomers have discovered a massive galaxy made almost entirely of dark matter. Called Dragonfly 44, the galaxy is basically 99.99 percent dark matter.

Astronomers have discovered a massive galaxy made almost entirely of dark matter. Called Dragonfly 44, the galaxy is basically 99.99 percent dark matter.

Constellations Vector Set by skyboxcreative #Illustration #Constellation   tatuajes | Spanish tatuajes  |tatuajes para mujeres | tatuajes para hombres  | diseños de tatuajes http://amzn.to/28PQlav:

Constellations Vector Set by skyboxcreative #Illustration #Constellation tatuajes | Spanish tatuajes |tatuajes para mujeres | tatuajes para hombres | diseños de tatuajes http://amzn.to/28PQlav:

It could provide clean, cheap, inexhaustible power to the world. So why haven't we figured it out yet?

It could provide clean, cheap, inexhaustible power to the world. So why haven't we figured it out yet?

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