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

Solar masses are a unit of measurement used in astronomy to express the mass of other celestial objects in comparison to the ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

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

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

“Our Solar System’s Kuiper Belt long appeared to be very small in comparison with many other ... but much like our broadening view of the universe, some new facts are certainly coming into ...

MyDream Universe is a sandbox space simulation game. Start from a small asteroid absorbing other asteroids to form a solar system. Roaming sandbox universe and discover wandering planets or solars ...