Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

On Sept. 21-22, a partial solar eclipse will see the moon sweep over the sun's disk, blocking its light over a swathe of the ...

The Japanese Hayabusa2 spacecraft visited the asteroid Ryugu, which had flowing water for over a billion years. This unexpected discovery, made when the spacecraft collected and returned samples, adds ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.

Attorney General Brian L. Schwalb has a warning about predatory practices in the home solar system sales and loan industry.

A solar-plus-storage system has been installed at a hospital in northeastern Ukraine in an area frequently impacted by electricity cut-offs due to Russia's targeting of energy infrastructure. RePower ...