The WOH G64 star looked to be accelerating to its end of life. But now astronomers are not sure that’s the case.
Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...
Our Milky Way galaxy may not have a supermassive black hole at its centre but rather an enormous clump of mysterious dark ...
"Mercury is difficult to study because it is a small planet that lies between us and the sun. Most of the time, it is hidden ...