In a landmark discovery, astronomers have confirmed the existence of a solitary stellar-mass black hole—an object with ...

Astronomers discovered FFPs (free floating planets- rogue planets) more than 20 years ago, using the United Kingdom Infrared ...

a phenomenon called gravitational microlensing. "Microlensing occurs when three objects—an observer on Earth, a source of light, and a lens—virtually ideally align in space," says Prof.

Gravitational microlensing occurs when one star passes directly in front of a background star, as seen from Earth. The gravitational field of the foreground star acts like a lens, magnifying the ...

The PRIME telescope, operated by Osaka University and others in South Africa, which can potentially study the Milky Way's ...