Astronomers Find Two Supermassive Black Holes Spiraling Toward a Cataclysmic Collision - SciTechDaily

A supermassive black hole 9 billion light-years away appears to have a companion black hole orbiting around it. As the orbit shrinks, the pair gets closer to merging. Supermassive black holes millions to billions of times the mass of our Sun lie at the heart …

A supermassive black hole 9 billion light-years away appears to have a companion black hole orbiting around it. As the orbit shrinks, the pair gets closer to merging. Supermassive black holes millio… [+4492 chars]

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