Supermassive black holes are messy feeders, and when they're gorging on too much material, they can hurl high-energy jets into…
About 40,000 light-years away, a rapidly spinning object has a companion that's confounding astronomers. It's heavier than the heaviest neutron…
Telescopes have come a long way in a little over four hundred years! It was 1608 that Dutch spectacle maker…
The Universe has physical constants, such as the force of gravity that define everything. If these constants were any different,…
Astronomers have found supermassive black holes in the centers of most galaxies. To get the black holes we see today,…
A pair of X-ray telescopes have observed the messy aftermath of a star that came too close to a supermassive…
Astronomers can never have enough ways to measure the expansion in the Universe, from nearby stars to distant quasars. A…
Astronomers recently shared a new image captured by the Hubble Space Telescope of the galaxy NGC 4395. This relatively diffuse…
Astronomers have used machine learning to sharpen up the Event Horizon Telescope's first picture of a black hole --- an…
New research from UCLA's Galactic Center Group has found an explanation for the mysterious "blob" (X7) at the center of…