Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a distinct and very different composition? This diversity stems from a ...

Is it possible to understand the universe without understanding the largest structures that reside in it? In principle, not ...

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha ...

It's an important addition because no single instrument can fully perceive the universe and its contents ... For Jarmak, that ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.