Drink Coffee and look up
By studying rocks from Earth, from the Moon and meteorites it is believed that the age of the Solar System is approximately 4.6 billion years old.
astronomers.
Astronomers believe that the solar system is about 4.6 billion years old. This age is determined by studying the ages of rocks on Earth and meteorites from space that have been dated using radiometric dating techniques.
Astronomers.
Astronomers
no
People thought the earth was in the center of the solar system
astronomers
Many astronomers, historians, regular people, and scientisis know about the planets in our Solar system.
Mainly astronomers. But cosmologists and astrophysicists will also be interested in outer space.
astronomers
At eleven o'clock.