Let's turn the sun into a telescope. In fact, we don't have to do any work—we just have to be in the right spot.

A massive clump of dark matter in the Perseus galaxy cluster is linked to its core by a bridge of dark matter, evidence of a ...

A team of US astronomers led by Kailash Sahu said they have finally discovered the first isolated stellar-mass black hole ...

Astronomers think there could be as many as 100 million black holes in our galaxy, most with a similar mass to our Sun, but ...

Euclid's first data release offers a breathtaking glimpse into our universe, revealing over 26 million galaxies and ...

In the vast universe, galaxies rotate in ways that don’t make sense if only visible matter is considered. For almost a ...

Such a "lens effect" is also caused by gravitational fields: light moving through the universe is deflected, sometimes creating multiple images of the same object. This gravitational lensing effect ...

The James Webb «Space Telescope» took a picture of a gravitational lens with a very unusual shape that creates the effect of an Einstein ring. The European Space Agency (ESA) has named this lens the ...