astrophysics

astrophysics, branch of astronomy concerned primarily with the properties and structure of cosmic objects, including the universe as a whole. See astronomy.

The Editors of Encyclopaedia BritannicaThis article was most recently revised and updated by Meg Matthias.

Citation Information

Article Title: astrophysics

Website Name: Encyclopaedia Britannica

Publisher: Encyclopaedia Britannica, Inc.

Date Published: 12 October 2024

URL: https://www.britannica.comhttps://www.britannica.com/science/astrophysics

Access Date: February 22, 2025