Astronomers have detected a mysterious dark object in the distant universe. It could be dark matter, or it could be something ...

Deep in outer space, astronomers have discovered another "odd radio circle" — the latest in a short list of mysterious rings ...

Astronomers have identified a rare odd radio circle — twin rings surrounding a galaxy 7 billion light-years away.

The largest of three newly found ring shaped structures in the cosmos are almost a million light-years across.

In a groundbreaking discovery, scientists found the most powerful and distant 'odd radio circle' (ORC) ever detected. The ...

Photoshop CC 2014 tutorial showing how to quickly create a vast star field and a celestial sphere amid faraway galaxies and ...

For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. Space is big, and ...

Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance of ...

The Smithsonian's latest collaboration with USA Today celebrates and shares community stories from across the country ...

A mysterious object with a mass equivalent to 1 million suns has been detected in space, but its nature remains unknown.

NASA’s Hubble Space Telescope captured a surprising asteroid trail while observing a distant spiral galaxy 102 million ...