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Astronomy Magazine - Interactive Star Charts, Planets ...
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
Astronomy (from Greek: ἀστρονομία) is a natural science that studies celestial objects and phenomena.It applies mathematics, physics, and chemistry in an effort to explain the origin of those objects and phenomena and their evolution.
Astronomy Picture of the Day
A different astronomy and space science related image is featured each day, along with a brief explanation.
Astronomy News - Space Science - Articles and Images
The Leonid meteor shower makes a pre-dawn appearance this weekend, the Voyager 2 probe is exiting the solar system and a frigid planet may be circling a dim red star close to the sun.
astronomy | Definition & Facts | Britannica.com
Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena. Until the invention of the telescope and the discovery of the laws of motion and gravity in the 17th century, astronomy was primarily concerned with noting and predicting the positions of the Sun, Moon, and planets, originally for calendrical and astrological purposes and later for navigational uses ...
Astronomy | Define Astronomy at Dictionary.com
The scientific study of the universe and the objects in it, including stars, planets, nebulae, and galaxies. Astronomy deals with the position, size, motion, composition, energy, and evolution of celestial objects.
Astronomy for Kids - KidsAstronomy.com
Powerful and fun resource for kids, exploring astronomy and other space related topics. Play games, learn through interactive applications, and much more.
Astronomy News - Space News, Exploration News, Earth Science ...
Phys.org provides the latest news on astronomy, space, earth science and space exploration.
Sky & Telescope | Astronomy News, Tools & Resources
Sky & Tel covers the latest night-sky events, astronomy news, astrophotography and observing tips. Also browse our video & podcast guides to tonight's sky.
Introduction to Astronomy: Crash Course Astronomy #1
Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy ...