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- Astronomy - Wikipedia
In the past, astronomy included disciplines as diverse as astrometry, celestial navigation, observational astronomy, and the making of calendars Astronomy is one of the few sciences in which amateurs play an active role This is especially true for the discovery and observation of transient events
- Astronomy | Definition, History, Discoveries, Facts | Britannica
Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena Since the late 19th century, astronomy has expanded to include astrophysics, the application of physical and chemical knowledge to an understanding of the nature of celestial objects
- Astronomy Magazine: Space News, Observing, Planets, Galaxies
Astronomy com is for anyone who wants to learn more about astronomy and space, including planets, galaxies, asteroids, and NASA
- Astronomy: Everything you need to know | Space
Astronomy is one of the oldest scientific disciplines Explore what it is and how it's shaped our understanding of the world around us in our ultimate guide
- Sky Telescope | Your Guide to Astronomy the Night Sky
Explore the universe with Sky Telescope - your ultimate source for stargazing, celestial events, and the latest astronomy news
- Astronomy Guide: Stars, Planets Night Sky | Almanac. com
Astronomy Explore the Sun, Moon, planets, and the changing night sky Discover moon phases, eclipses, meteor showers, and other celestial events that mark the rhythms of the year
- Astronomy - ScienceDaily
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
- 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
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