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Astronomy is the most ancient science, and a study of celestial objects, such as stars, planets, comets and galaxies. Astronomers are scientists who have studied astronomy.

Astronomy is one of the oldest sciences. People have been studying celestial objects for thousands of years. The first astronomers were priests or shamans who made predictions about when certain celestial events would happen in order to plan religious ceremonies. These people are called astrologers or stargazers. The first person to study astronomy systematically was a Greek astronomer named Claudius Ptolemy (90-168). He created a system that showed how the Sun and planets moved through the sky which we still use today (the Ptolemaic system).Astronomy is the study of objects and phenomena that originate outside the Earth’s atmosphere.

Astronomers use many different tools to study what's out there, including telescopes, space probes, and satellites.

Astronomy is a very old science that has been around for centuries.

Astronomy is the scientific study of celestial objects, space, and the physical universe as a whole. Astronomers have been looking up at the sky for centuries and have learned a lot about it. The field of astronomy has changed quite a bit over time.

The word "astronomy" comes from Greek words meaning "star" and "knowledge." This is because for centuries, astronomy was more about studying the stars than anything else.

Astronomy is the study of celestial objects, such as stars, planets, comets and galaxies. Astronomers study the sky to understand the Earth and other planets in our solar system.

The word astronomy comes from the Greek words astron (meaning "star") and nomos (meaning "law").

In ancient times, astronomy was an important part of astrology. Astrology is a belief that the movements of celestial bodies have an effect on human affairs.