Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

Euclid space telescope sent some images back to Earth during an early testing phase. While reviewing the pictures, astronomer ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for Astrophysics.

Astronomers from MIT, the University of Liège in Belgium, and other institutions have stumbled upon a truly bizarre planet—an ...

The Hubble Space Telescope’s latest stunning images have allowed scientists to solve the mystery of the Bullseye Galaxy’s plentiful rings.

CAPE CANAVERAL, Fla. (AP) — Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

A POWERFUL telescope floating in space has discovered an extremely rare Einstein ring of light around a nearby galaxy. The ...

Known as planetary alignment, this rare event lets sky-gazers see six planets, including Neptune and Uranus, with a telescope ...