Supermassive black holes tend to sit, more or less stationary, at the centers of galaxies. But not all of these...
In 2019, astronomers spotted something incredible in our backyard: a rogue comet from another star system. Named Borisov, the icy...
Every massive galaxy is believed to host a supermassive black hole (SMBH) at its center. Its mass is correlated with...
There’s something strange about the near-Earth asteroid 3200 Phaethon: It brightens up as it approaches the Sun, despite not having...
Gravity is the weird, mysterious glue that binds the Universe together, but that’s not the limit of its charms. We...
The Sagittarius arm of the Milky Way spirals out of our galaxy’s center, forming a swooping highway of gas that spans tens...
Scientists have measured thousands of nearby stars and far away galaxies that have never been identified before at radio wavelengths,...
A roiling cloud complex, thick with the turbulence of star formation, is yielding up new clues as to the formation...
Nestled among the vast clouds of star-forming regions like this one lie potential clues about the formation of our own...
The Solar System is positively lousy with magnetic fields. They drape around (most of) the planets and their moons, which...
Our Sun is about 4.6 billion years old. We know that from models of Sun-like stars, as well as through...
The chance of asteroid Bennu colliding with Earth by the year 2300 CE is a little higher than we thought....
