astronomers define astronomy as the study of the universe. 

celestial bodies are moons, asteroids, comets, planets, stars, nebulae and galaxies.

astrology- the study of how the happenings in outer space influence the happenings of people on earth.

muggles are excellent at observational and theoretical astronomy.

observational astronomy focuses on finding objects in space whether its by visual observation or through data.

theorhetical astronomy focuses on applying technology and astronomical concepts to a model in order to answer a question about the universe.

magical telescopes are an improvement over muggle telescopes of the same size, they cant compete with the best muggle models, and the magical community hasnt seen fit to make ones that can.

we know that the arrangment of the stars can predict the future and that the full moon really can transform a werewolf into wolf like form .

astronomy is truly a subject that connects many magical fields of study.

equiptment you will need is the von rheticus model magical telescope