In a surprising discovery, astronomers have found a faraway galaxy that doubles as a cosmic "magnifying glass." At 9.6 billion light-years away, it could be the most distant such object known to ...

Astronomers at the University of Chicago, MIT and elsewhere have used a massive cluster of galaxies as an X-ray magnifying glass to peer back in time, to nearly 9.4 billion years ago. In the process, ...

Combining a double natural “magnifying glass” with the power of ESO’s Very Large Telescope, astronomers have scrutinised the inner parts of the disc around a supermassive black hole 10 billion ...

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Astronomers have shown how gravitational lensing allows us to see the faintest and most distant galaxies, helping us to understand the origin of the Universe. The first gravitational lens, a ...

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NASA's Hubble space telescope has captured a series of stunning images of some of the universe's brightest galaxies. Only a few dozen of these bright infrared galaxies - which are as much as 10,000 ...