Lesetip: Collision on the black hole superhighway

The jet seen shooting from galaxy NGC 3862 at the three o’clock position (left); and a sequence of Hubble images shows knots moving along the stream over a 20-year period. NASA, ESA, and E. Meyer… http://bit.ly/1EDXhwD http://cnet.co/1AC9pmQ

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Gentleman Nerd

Nerd, Dad, Maker