radio waves.
Of course they also use very big optical telescopes.
people who study about the universe are called astronomers
Cosmologists.
Mainly astronomers. But cosmologists and astrophysicists will also be interested in outer space.
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.
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.
Astronomers
An astronomer is a person who studies outer space, including the stars, planets, galaxies, and other celestial bodies. They use observatories, telescopes, and other technologies to conduct their research and study the universe.
Yes. Astronauts do study the moon. In particular, Astronomers study the planets, stars and outer space.
The only way we can study distant parts of the universe is through photons emitted from those regions. By definition, if it is "dark" then we cannot study it. W can only study its interactions with light that we can see.