Astro is a term often associated with astronomy, the scientific study of celestial objects, space, and the universe as a whole. It encompasses various fields, including astrophysics, which focuses on the physical properties and behavior of these celestial bodies. Astronomers use telescopes and other instruments to observe stars, planets, and galaxies, helping us understand the cosmos. In addition to its scientific meaning, "Astro" can refer to various brands, products, or even characters in popular culture. For example, Astro Boy is a famous Japanese manga and anime character created by Osamu Tezuka. The term is also used in technology, such as in the name of Astro Gaming, a company known for its gaming headsets.