The Earth has a layered structure made up of the core, the mantle and the crust. Different elements are present in different parts of the Earth’s structure. The crust is made from enormous ...

Other observational techniques including seismology and in-situ sampling have revealed the structure and composition of planetary interiors (primarily for Earth and its Moon, but soon for Mars as well ...

More than 4,000 naturally occurring minerals—inorganic solids that have a characteristic chemical composition and specific crystal structure—have been found on Earth. They are formed of simple ...

Are their atmospheres more like Neptune or like Earth? Is there a smooth transition from one type of planet to the other is there a more dominant unknown type of planet composition and structure we ...

Scientists have discovered that deep inside planets like Neptune, Uranus, and even distant exoplanets, extreme conditions can ...

Unlike larger asteroids, 2024 YR4 exhibits unique thermal behaviour—likely due to its rapid rotation and a surface dominated by fist-sized rocks rather than fine-grained sand.

It is unclear what these structures are. If they were anywhere else, they could be portions of tectonic plates that have sunk ...