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  • Astronomy Magazine - Interactive Star Charts, Planets ...

    Mon, 17 Feb 2020 17:52:00 GMT

    Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes ...
  • Astronomy - Wikipedia

    Mon, 10 Feb 2020 15:01:00 GMT

    Astronomy (from Greek : ἀστρονομία) is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and evolution. Objects of interest include planets, moons, stars, nebulae, galaxies, and comets.
  • astronomy | Definition & Facts | Britannica

    Mon, 17 Feb 2020 08:41:00 GMT

    Astronomy is the study of objects and phenomena beyond Earth, whereas cosmology is a branch of astronomy that studies the origin of the universe and how it has evolved. For example, the big bang, the origin of the chemical elements, and the cosmic microwave background are all subjects of cosmology.
  • What is Astronomy? Definition & History | Space

    Thu, 20 Feb 2020 20:40:00 GMT

    Definition of astronomy: Astronomy is the study of the sun, moon, stars, planets, comets, gas, galaxies, gas, dust and other non-Earthly bodies and phenomena. In curriculum for K-4 students, NASA...
  • Astronomy - sciencedaily.com

    Tue, 18 Feb 2020 21:40:00 GMT

    Astronomy is the scientific study of celestial objects (such as stars, planets, comets, and galaxies) and phenomena that originate outside the Earth's atmosphere (such as the cosmic background...
  • Astronomy | Definition of Astronomy by Merriam-Webster

    Thu, 20 Feb 2020 11:58:00 GMT

    Astronomy definition is - the study of objects and matter outside the earth's atmosphere and of their physical and chemical properties. The Difference Between astronomy and astrology the study of objects and matter outside the earth's atmosphere and of their physical and chemical properties… See the full definition
  • Astronomy News - Space News, Exploration News, Earth ...

    Mon, 16 Jul 2018 09:18:00 GMT

    Phys.org provides the latest news on astronomy, space, earth science and space exploration.
  • Astronomy Picture of the Day

    Mon, 02 Sep 2019 17:22:00 GMT

    A different astronomy and space science related image is featured each day, along with a brief explanation.
  • Astronomy News -- ScienceDaily

    Thu, 20 Feb 2020 07:54:00 GMT

    Feb. 12, 2020 — The early solar system was a chaotic place, with evidence indicating that Mars was likely struck by planetesimals, small protoplanets up to 1,200 miles in diameter, early in ...
  • Space.com: NASA, Space Exploration and Astronomy News

    Thu, 20 Feb 2020 06:50:00 GMT

    Get the latest space exploration, innovation and astronomy news. Space.com celebrates humanity's ongoing expansion across the final frontier.

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