Astronomers use an auditory up on a hillside, and away from cities and pollution. So what i'm trying to say is that astronomers use an auditory to study the components of the universe.
people who study about the universe are called astronomers
Cosmologists.
astronomers
They are called astronomers.
Scientists who study the Universe are called astronomers. They use telescopes and other instruments to observe and analyze celestial objects like stars, planets, galaxies, and black holes. Some astronomers also study the fundamental forces and laws that govern the Universe.
they use tools.
Cosmic Background Radiation
Astronomers who study how the universe began are cosmologists. They use observations of the cosmos and theoretical models to understand the origin, evolution, and eventual fate of the universe. Key areas of study include the Big Bang theory, cosmic microwave background radiation, and the formation of galaxies and large-scale structures.
A person who is involved in the astronomical study of sun is called a Heliologist
if the universe is bounded or not
Astronomers study stars, moons, and planets. They observe, analyze, and interpret data gathered from telescopes and other instruments to learn more about the universe.
radio waves. Of course they also use very big optical telescopes.