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  1. Astrophysics - Wikipedia

    Theorists in astrophysics endeavor to create theoretical models and figure out the observational consequences of those models. This helps allow observers to look for data that can refute a model or …

  2. NASA Astrophysics - Science@NASA

    Nov 18, 2025 · NASA’s Astrophysics missions explore the full spectrum of the cosmos—from infrared to visible light to X-rays and beyond—revealing the fundamental nature of the universe and our place …

  3. What is Astrophysics? | Space

    Oct 28, 2022 · Astrophysics is a branch of space science that applies the laws of physics and chemistry to seek to understand the universe and our place in it. The field explores topics such as the birth, life...

  4. Astrophysics | Astronomy, Cosmic Objects, & Space | Britannica

    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 Britannica …

  5. Introduction to Astrophysics | Department of Astrophysical ...

    Jan 22, 2022 · We explore these properties of the Universe in our Department of Astrophysical Sciences at Princeton. We research these topics using both observational and data-analysis tools, as well as …

  6. Astrophysics - Scientific American

    Jan 31, 2026 · Astrophysics coverage from Scientific American, featuring news and articles about advances in the field.

  7. What is Astrophysics? Unlocking the Secrets of the Universe

    Aug 30, 2025 · Astrophysics is the science of the cosmos, the study of stars, galaxies, black holes, and the very origin of the universe itself. It is the language through which humanity speaks to the …