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

Astronomers simply can't shake the feeling that there's something really off about interstellar object 3I/ATLAS. The ...

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

Discover the powerful volcanic eruptions that have shaped worlds across our solar system.

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

NASA’s OSIRIS-REx samples from asteroid Bennu reveal stardust, water-driven chemistry, and clues to life’s origins in the ...