They let them see further with higher accuracy.
Observatories
Telescopes - definitely yes Microscopes - perhaps but not likely for astronomy
Their eyes, ground-based telescopes, space telescopes.
Astronomers and stargazers.
Telescopes
Astronomers have used telescopes and charge coupled devices.
Telescopes are instruments used by astronomers. The first person to do this was Galileo.
telescopes
Telescopes.
Telescopes
Observatories
Telescopes - definitely yes Microscopes - perhaps but not likely for astronomy
The telescope wasn't invented until about 1604, so "early" astronomers had no telescopes.
To study outer space in greater detail through magnification.
telescopes, spectrograph's, screw drivers, and lots of Physics!
TELESCOPES
The dry area is a good place for the astronomers for telescopes.