Two separate research teams have observed a previously unseen microlensing event, confirming the existence of a particular ...

Astronomers have identified a wildly distorted world that looks less like a sphere and more like a squeezed citrus fruit, and ...

On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

Universe Today reports on a new telescope proposal that could help astronomers detect Earth-sized exomoons, explaining current limits, future technology, and why moons around distant planets matter ...

The sun’s outer atmosphere resembles a pufferfish.

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Andreas Malm and Thea Riofrancos joined The Nation’s Wen Stephenson in an urgent conversation about the left and the climate ...

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

Three supermoons will lighten up the night skies in 2026, the stunning result when a full moon inches closer to Earth than ...

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere surrounding a rocky planet beyond our Solar System.

Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...