👉 The term "environs" is a scientific term used in astronomy and astrophysics to describe celestial objects that are not directly visible or observable from Earth, such as stars, planets, moons, asteroids, comets, and other large bodies in our solar system. These celestial objects can be thought of as the outermost layer of a planet's atmosphere, which is composed primarily of gas and dust. The term "environs" is often used to describe the visible part of an object