But despite being millions of times more massive than our own Sun, the black hole at the centre of our galaxy would be relatively small in cosmic terms.
But the hosts hit back immediately as Nick Robinson's inside pass tricked the Bath line to send brother Jamie through a hole, the centre treating supporting back-row Molitika with a perfect offload that saw the Tongan lope under the posts.
Despite the fact that it is probable that a black hole lurks at the centre of our Milky Way galaxy, astronomers still know very little about these celestial monsters which vacuum up almost everything in their path, even light.
The prop was then sin-binned for illegal use of the boot and, almost immediately, centre Gomer-Davies went through a hole on the Treviso 10-metre line on the left.