Scientists may have glimpsed some of the oldest material in the universe. According to a new, yet-to-be-peer-reviewed study, researchers found an unidentified object nearly 13.5 billion light years ...

A new ultramassive black hole has been discovered, and we’re not even going to try to get our heads around its scale. The enormous object observed for the first time is 30 billion times bigger than ...

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Scientists have recently spotted a huge object far away in the cold outer reaches of our solar system. This 700-kilometer-wide object could be a new dwarf planet. It was discovered traveling a ...

The Oort cloud is a region in our solar system's vicinity we don’t know all that much about. Named after Dutch astronomer Jan Oort, it is a theoretical concept comprising planetesimals (solid objects ...

Comet spotter: the object was first observed in data taken by the Dark Energy Camera in Chile, which was used for the Dark Energy Survey. (Courtesy: Reidar Hahn/Fermilab) Astronomers sifting through ...

Astronomers spotted giant bubbles on the surface of a huge red-giant star, showing for the first time the convective cells that move heat around in these enormous objects. The star is called Pi1 Gruis ...