Astronomy
Astronomy.
Astronomy is the study of planets and stars, among many other things.
Astronomy
The Muslim Empire group charted the stars and planets.
Astronomy.
Improved technology for observing the planets and stars..
biology
Planets orbit stars.
Astronomy is the physical science that deals with the study of stars and planets, as well as other celestial objects and phenomena in the universe. It involves the observation, analysis, and understanding of the properties and interactions of these cosmic entities.
On the contrary! A star has planets, which circulate it. And planets have moons. Stars do not circle planets.
Astronomy...not to be confused with Astrology, which is like horoscopes and stuff like that.