All Posts Tagged Tag: ‘Pinwheel Galaxy’

Black Hole, This One Is Incredibly Bright

Black holes have fascinated astronomers, physicists and scientists for decades. When NASA was asked when they were discovered, the answer? Black holes cannot be observed directly and therefore cannot be ‘discovered’. Also from NASA: The indirect evidence for two kinds of black hole is now overwhelming – those of a few solar masses produced by supernovae and much larger ones …

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