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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 …

  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 …

  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 …

  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 …

  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 …

  6. Home | Center for Astrophysics | Harvard & Smithsonian

    The Center for Astrophysics is a collaboration between the Smithsonian Astrophysical Observatory and Harvard College Observatory that’s designed to ask big questions about the …

  7. What is Astrophysics, and Why It Matters? - Astronomy Explained

    Astrophysics explores the vast universe and tries to solve mysteries with the help of physics, maths, and formulas. Astrophysics covers a wide range, from tiny particles to huge galaxies. It …

  8. Department of Astronomy and Cornell Center for Astrophysics

    Astronomy offers a wide variety of world-class research opportunities in astronomy, astrophysics and space science, with strong multidisciplinary connections, and a friendly and supportive …

  9. Astrophysics - Scientific American

    Oct 17, 2025 · Astrophysics coverage from Scientific American, featuring news and articles about advances in the field.

  10. Astrophysics - arXiv.org

    Phenomenology of early universe, cosmic microwave background, cosmological parameters, primordial element abundances, extragalactic distance scale, large-scale structure of the …