Astronomers.
The study of heavenly bodies is known as Astronomy.
scientists call stars heavenly bodies
astronomers
The study of heavenly bodies is known as astronomy. Astronomers observe and analyze the stars, planets, galaxies, and other celestial objects to better understand their composition, behavior, and interactions.
Spectrograph.
A spectrometer.
Telescope.
Astronomy
Astronomy is the study of heavenly bodies.
Galileo gailes
Galileo gailes
cosmology