Unlike electric charge, as far as we know all mass is positive, and positive masses attract one another. Could negative mass ...

Can anyone give me a really dumbed down analogy that explains this? Like the ones that exist for why we move slower through time the faster we go. ^^^ all of those analogies seem very bad to me, so I ...

A team of astronomers have found a mysterious object in the distant universe that could be dark matter or an inactive smaller ...

A new study published in Nature Astronomy describes the most luminous object ever observed by astronomers. It is a black hole with a mass of 17 billion Suns, swallowing a greater amount of mass than ...

Although mass is the most important property of stars, it has proved very hard to measure for the lowest mass objects in the universe. Thanks to a powerful new camera, a very rare, low-mass companion ...

Add Yahoo as a preferred source to see more of our stories on Google. The black ring and central dot show infrared image of a distant galaxy distorted by a gravitation lens. (CREDIT: Devon Powell, Max ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A research group is reporting the detection of extragalactic planet-mass objects in a second and third galaxy beyond the Milky Way after the first detection in 2018. With the existing observational ...

Researchers have discovered what is either the heaviest known neutron star, or the lightest black hole. When the most massive stars die, they collapse under their own gravity and leave behind black ...