When engineers at a control center in Turin, Italy, sent a faint radio signal into space, they set off a world-first ...

On September 14, 2015, a signal arrived on Earth, carrying information about a pair of remote black holes that had spiraled ...

As a massive black hole located 55 million light-years from Earth, the black hole at the center of M87 has a mass equivalent ...

Researchers in China have conducted the most thorough search yet for alien radio signals in the nearby TRAPPIST-1 system, which may harbor potentially Earth-like planets.

This week in Skywatch I want you to go sky high to dig for some of the great visual treasures waiting for your eyes. And now ...

Since that day, LIGO — composed of two highly sensitive laser interferometers located in Hanford, Washington and Livingston, ...

The James Webb Telescope focuses on infrared observations, which is like watching an "infrared special effects version" of a movie that reveals many things previously unseen. Why choose the infrared ...

This week in Starwatch, I want you to go sky high to dig for some of the great visual treasures waiting for your eyes. Now ...

Astronomers have discovered the raw ingredients of planets orbiting two infant stars, offering a glimpse into how new worlds ...

Astronomers have unveiled a fascinating rhythm that reverberates across multiple stars within our galaxy. This galactic-scale ...

Astronomers tracked the strangest gamma-ray burst yet. GRB 250702B is a repeating, day-long flash unlike anything seen before ...

A successful builder by day and traversing the sky by night, Isaac Roberts took the first clear photograph of Andromeda, the ...