Pluto's days, though they drag on a bit at around 153 hours, are nothing compared to its years. Pluto's orbit takes 248 Earth ...

The biggest planet in the Solar System. And the smallest star in the known Universe. Today, they are on a collision course.

Ceres is the largest object in the asteroid belt and the closest dwarf planet to Earth. Discovered in 1801 and visited by ...

Using NASA’s James Webb Space Telescope, astronomers have spotted two rare kinds of dust in the dwarf galaxy Sextans A, one ...

A new survey maps nearby K-type stars and shows why these long-lived, stable stars are important targets in the search for ...

Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between ...

How does a star affect the makeup of its planets? And what does this mean for the habitability of distant worlds? Carnegie's ...

Carnegie's Luke Bouma presented exciting new research at the American Astronomical Society meeting revealing how large clumps ...

NASA’s IXPE captures the first X-ray polarization data from a white dwarf system, detailing observations of EX Hydrae and ...

For the first time, astronomers have confirmed the existence of a rogue planet, one that doesn't orbit a star, by measuring ...

Through Carnegie Mellon University’s Summer Undergraduate Research Fellowship program, junior physics major Joao Passos is studying brown dwarfs — objects bigger than planets but smaller than stars — ...

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