The supermassive black hole has a mass around 17 billion times that of the sun.
Scientists Are Now Close to Finding a Mysterious Planet That Explains Strange Cosmic Phenomena, Study Reports
Researchers have excluded 78% of the search field for the hypothetical Planet 9; astronomer Michael Brown says it may now be found within a few years.
Scientists report the first "strong direct evidence" for a fundamental cosmic phenomenon in a region of space near the beginning of the universe.
“Current knowledge of the moon’s magnetic properties is very limited,” said one scientist, but the discovery of dust-covered rocks with unexplained properties could shed some light.
The Big Ring, located 9 billion light years from Earth, is so huge that it challenges our current understanding of the universe.
An exceptionally old and luminous black hole is challenging what astronomers understand about their birth and evolution.
A new theory claims to solve one of the biggest problems in modern physics, but not everyone is convinced.
Primordial black holes can theoretically be turned into powerful and rechargeable "batteries," a new paper says. But it has some supermassive caveats.
The source of the Amaterasu particle, named after the Japanese sun goddess, is a "big mystery."
The "Cosmic Vine" is a massive structure in the cosmic web that links 20 galaxies in the early universe.
The long-lost remnants of the planet Theia are far beneath our feet.
The explosion was a million times brighter than all the stars in our galaxy and left behind elements essential to life on Earth.