4ºA Information Technology
Student Name:
Astronomy
Astronomy (from the Greek words astron ( στρον) "star" and nomos (νόμος) "law") is the scientific study of celestialἄ
objects (such as stars, planets, comets, and galaxies) and phenomena that originate...
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4ºA Information Technology
Student Name:
Astronomy
Astronomy (from the Greek words astron ( στρον) "star" and nomos (νόμος) "law") is the scientific study of celestialἄ
objects (such as stars, planets, comets, and galaxies) and phenomena that originate outside the Earth s atmosphere (such as the
cosmic background radiation).
It is concerned with the evolution, physics, chemistry, meteorology, and motion of celestial objects, as
well as the formation and development of the universe.
Astronomy is one of the oldest sciences.
Astronomers of early civilizations performed methodical observations of the night sky, and astronomical
artifacts have been found from much earlier periods.
However, the invention of the telescope was required before astronomy was able to develop into a modern
science.
Historically, astronomy has included disciplines as diverse as astrometry, celestial navigation, observational astronomy, the making of calendars, and
even astrology, but professional astronomy is
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