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Words related to astronomical

as·tro·nom·i·cal
A a

  • astronomical distance

    the distance from one celestial body to another, measured in astronomical units, light-years, or parsecs.

  • almanac

    An almanac is a book published every year which contains information about the movements of the planets, the changes of the moon and the tides, and the dates of important anniversaries.

  • archaeoastronomy

    the scientific study of the beliefs and practices concerning astronomy that existed in ancient and prehistoric civilizations

  • astrolabe

    an instrument used by early astronomers to measure the altitude of stars and planets and also as a navigational aid. It consists of a graduated circular disc with a movable sighting device

  • astrometeorology

    the study of the theoretical effects of astronomical bodies and forces on the earth's atmosphere.
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