Whether you're preparing a cozy evening for two, having a long-distance hang with friends, or embarking on a private, solo cry over love lost/love won/the state of the planet/etc., romantic comedies ...

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

Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy. The halo, known as an ...

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