In astatement, NASA compared the pair to two Sumo wrestlers squaring off.
The source of the third blob of oxygen spotted by Hubble is not yet known.
The pair likely began circling each other after their galaxies collided in the distant past.
An artist’s rendition of two recently discovered supermassive black holes.© NASA, ESA, Joseph Olmsted (STScI)
The discovery of the two black holes was serendipitous, the astrophysicists wrote.
Trindade Falcao said it was made possible by Hubbles amazing resolution.
We were not expecting to see something like this,she added.
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