In a new study, published in the journal Nature, the researchers show that the planet, which is 31 light years...
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...
