Question

How do astronomers use telescopes to study space?

Answer 1

Telescopes are used for visual observation, spectroscopy.,Photography.

Explanation:

Telescopes collect more light
they can resolve c;lose objects.
They magnify objects.
Other than visual telescope we have X ray telescopes, Gama ray telescopes. UV telescopes which operate in space above earth.They all study the universe,galaxies, stars,planets, comets, asteroids etc.