According to a new Physical Review Letters study, black holes could help solve the dark matter mystery. The shadowy regions in black hole images captured by the Event Horizon Telescope can act as ...

Using the James Webb Space Telescope's infrared camera, scientists have captured the gigantic jet blasting out of M87* in a ...

Astronomers have observed a supermassive black hole far from the center of a galaxy where it ought to be giving off bright ...

Einstein was a great thinker who made plenty of mistakes—errors that sometimes led to more meaningful discoveries in physics, ...

Black holes are so strange that physicists have long wondered if they are quite what they seem. Now we are set to find out if ...

In the 1980s, Finnish astronomer Aimo Sillanpää noticed its repeating light pattern and proposed the idea of two black holes.

The sounds aren't just a scientific curiosity, though. The tenuous gas and plasma that drifts between the galaxies in galaxy ...

A hundred years before the Event Horizon Telescope Collaboration released the first image of a black hole in 2019—located at the heart of the galaxy M87—astronomer Heber Curtis had already discovered ...

Sagittarius A* has been seen by human eyes with an "image produced by a global research team called the Event Horizon Telescope (EHT) Collaboration" according to the European Southern Observatory. The ...

Astronomers used the ALMA radio array in Chile to show that two narrow spiral arms are funneling gas toward the central ...

UW-Milwaukee physics and astronomy assistant professor Lia Medeiros explains gravitational waves and the role UWM played in discovering them.

Tonight, the sky will light up with a rare spectacle. Two bright green comets, C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are ...