astronomers
They are called astronomers.
Yes, if he did not study anything beyond the Earth, he would not be an astronomer!
Astronomy
Astronomy.
Scientists who study the universe are known as cosmologists.
No, but some scientists do study how the earth, the solar system and the universe came to be based on observations of the universe today and in the past and our understanding of the "laws of physics."
Astronomers and physicists.
Scientists who study earth's oceans are called oceanographers.
Why do scientists study Earth's tidal patterns?
Scientists who study Earth's surface and interior are called Geologists.
Types of rocks are inside the Earth, so scientists study them.
Cosmology