Ultra-short-period planets are small, compact worlds that whip around their stars at close range, completing an orbit—and a single, scorching...
Astronomers at The University of Texas at Austin’s McDonald Observatory have discovered an unusually massive black hole at the heart...
Researchers at the Center for Astrophysics | Harvard & Smithsonian have observed a new type of binary star that has...
Using the European Southern Observatory’s Very Large Telescope (ESO’s VLT), astronomers have revealed the closest pair of supermassive black holes...
A new study by University of Maryland astronomers shows that comet Bernardinelli-Bernstein (BB), the largest comet ever discovered, was active...
An exhausted star still has some punches to deliver. Astronomers have found that a white dwarf is pummeling a companion...
A white dwarf star that completes a full rotation once every 25 seconds is the fastest spinning confirmed white dwarf,...
Watch as eight stars skirt a black hole 1 million times the mass of the Sun in these supercomputer simulations....
The hunt for planets beyond our solar system has turned up more than 4,000 far-flung worlds, orbiting stars thousands of...
Seven Earth-sized planets orbit the star TRAPPIST-1 in near-perfect harmony, and U.S. and European researchers have used that harmony to...
Data from ESA’s Gaia mission is re-writing the history of our galaxy, the Milky Way. What had traditionally been thought...
Brown dwarfs, also known as “coffee colored dwarfs” or “failed stars” are the natural link between stars and planets. They...
