Scientists have hailed the first-ever image of a black hole, unveiled by astronomers on Wednesday, as a true eureka moment and a feat of outstanding technological innovation.
The blurry image is of a region of space from which nothing, not even light, can escape, and which measures 40 billion km across - with a mass 6.5 billion times that of the Sun. It is 55 million light-years from Earth and was photographed by a network of eight telescopes across the world because no single instrument would have been powerful enough to perform the feat.
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