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  1. Astronomy Magazine: Space News, Observing, Planets, Galaxies

    Astronomy Magazine – Your source for the latest news on astronomy, observing events, space missions, and more.

  2. Astronomy - Wikipedia

    Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry to explain their origin and their overall …

  3. Astronomy | Definition, History, Discoveries, & Facts ...

    Feb 11, 2026 · Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena. Since the late 19th century, astronomy has expanded to include astrophysics, …

  4. Astronomy for Beginners | Night Sky Facts, FAQs & Resources

    Ever look up at the night sky and wonder what you're looking at? In this "Astronomy for Beginners" resource page, find out what's up there tonight.

  5. What is Astronomy? - AMNH

    Astronomy is the study of everything in the universe beyond Earth’s atmosphere. That includes objects we can see with our naked eyes, like the Sun , the Moon , the planets, and the stars . …

  6. Astronomy: Everything you need to know | Space

    Jul 25, 2023 · Astronomy was born out of humankind's ancient fascination with the star-studded sky.

  7. Astronomy - NASA

    Astronomy News & Articles See All News 5 Min Read Tiny Dust Could Yield Big Answers Under Webb Telescope’s Gaze NASA Continues to Study Pulsars, 50 Years After Their Chance …

  8. Astronomy - National Air and Space Museum

    Jun 1, 2025 · Astronomy is a branch of science that researches everything in the universe beyond our Earth's atmosphere. This includes things like other planets in our solar system, …

  9. Astronomy 101: The Basics of Learning Astronomy - ThoughtCo

    May 6, 2025 · Astronomy is the study of the universe, starting with stargazing and observing celestial bodies. Professional astronomers study stars, planets, and galaxies to understand the …

  10. GO ASTRONOMY | Constellations, Clubs, Moons, Parks, Telescopes

    Your visual guide to amateur astronomy - planets, constellations, galaxies, clubs, telescopes, and more