4 mysterious objects spotted in deep space are unlike anything ever seen

By Mara Johnson-Groh – Live Science Contributor 

The Australian Square Kilometer Array Pathfinder was used to scan the skies for radio waves.(Image: © CSIRO)

There’s something unusual lurking out in the depths of space: Astronomers have discovered four faint objects that at radio wavelengths are highly circular and brighter along their edges. And they’re unlike any class of astronomical object ever seen before. The objects, which look like distant ring-shaped islands, have been dubbed odd radio circles, or ORCs, for their shape and overall peculiarity. Astronomers don’t yet know exactly how far away these ORCs are, but they could be linked to distant galaxies. All objects were found away from the Milky Way’s galactic plane and are around 1 arcminute across (for comparison, the moon’s diameter is 31 arcminutes). ….More Here

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