The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s ...

Sunspot AR3256 erupted with an X1.2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths. Credit: Space.com | footage courtesy: NASA/SDO | edited by Stev ...

It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have ...

Some classes of stars create light elements, such as oxygen and silicon; others also craft heavier ones, such as iron and ...

The bold question-askers at What If examine what life would be like if Earth were the only planet in the solar system.

On-site solar can lower both energy costs and greenhouse gas emissions. But homeowners face a complicated, and sometimes ...

The beads appear above a swirling hexagonal jet stream at the gas giant's north pole, and could emerge from interactions between its magnetosphere and atmosphere.

Bates is welcoming a large group of new faculty this year. Seventeen tenured or tenure-track professors will join the college ...

When the famous Coggia's Comet flashed across the sky in 1874, a Missouri astronomer named Carr Waller Pritchett made a wish.

On August 24, 2006, our solar system lost a planet. It wasn't by cataclysmic destruction, but rather by the vote of the International Astronomical Union, which declared that Pluto, considered the ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object screaming into our solar system from far beyond. Now, as the BBC reports, new observations by the Gemini South ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...