Rings Like Saturn’s, but Supersized

You could add that to that

TIME

When the University of Rochester’s Eric Mamajek tells other astronomers about the object he and his colleagues discovered about 430 light-years from Earth, they tend to be skeptical—very skeptical. And no wonder: What he’s found is a giant ring system, sort of like Saturn’s, but some 200 times bigger, circling what may be an exoplanet between ten and 40 times the size of Jupiter. If you put these rings in our own Solar System, they’d stretch all the way from the Earth to the Sun, a distance of 93 million miles (150 km). And what’s more, there’s evidence that the rings are sculpted by at least one exomoon—something that also happens at Saturn, but not remotely on this scale.

MORE These ‘Vintage’ NASA Posters Imagine Travel Beyond the Stars

“It took us a year even to convince ourselves of what we were seeing,” says Mamajek, whose paper is…

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