The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

Halo" was found in a galaxy far away from here. Scientists have only found the same readings near us - this could change the ...

New research suggests sub-stellar objects called dark dwarfs could glow forever on dark matter energy. Could they reveal secrets about the universe’s hidden mass?

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...