If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's second-largest moon has more impact craters on its surface than any other planetary ...

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in ...

Experts analyzed satellite imagery of planetary surface cracks and compared them with Earth's geologic features, searching ...

Scientists have long thought that our solar system's ocean worlds, such as Jupiter's moon Europa and Saturn's moon Enceladus, ...

In late 2024, astronomers spotted asteroid 2024 YR4 on a trajectory that could potentially threaten Earth. This observation ...

However, thanks to some serious space detective work, including a powerful new tool called MAROON-X, a team of scientists was ...

Emily Costello, a planetary scientist at the University of Hawaiʻi at Mānoa, was selected by NASA as one of eight ...

Back before the discovery of Uranus, Neptune, and Pluto, observers of the cosmos were only focused on the planets up to ...

A decades-old cosmic mystery may finally be solved. Scientists now suspect that the strange X-ray glow from a distant white ...

Diminutive Barnard's Star is closer in size to Jupiter than to the Sun ... well inside the habitable zone (where liquid water ...

Saturn runs rings around Jupiter Ratification of 128 new moons put the smaller gas giant way ahead on satellite count The ...