👉 Ataxy is a term used in the field of astronomy, specifically in the context of exoplanets. It refers to an object that orbits around another star in its own system. A galaxy is a cluster of stars and other objects that form a physical and spatial structure known as a galaxy. Ataxy is often used to describe the orbiting object that is part of this larger system, such as a satellite or a companion star. The term "ataxy" was introduced by astronomer James Bradley
