The Hubble telescope helped scientists to do this.
The telescope.
Isaac Newton
Because the ancient Greek astronomers were one of the first astronomers to discover the planets. As they looked at the planets over time they moved into different places. The planets seemed o orbit the Sun so the Greek astronomers called them planets, which meant :wanderers.
by rovers
The Sun has no moons. Moons orbit Planets > Planets orbit the Sun.
by making a invention which i don't know which invention Vyvyn: the people used to believe that the sun, moons, planets, etc. rotates around the earth and the earth is flat, but he proved that the sun is the center of the solar system and that moons, planets, etc. rotates around it and the earth is round.
Moons are satellites of planets.
moons are small planets caught in the gavity of bigger planets.
planets have moons for day and night
On the contrary! A star has planets, which circulate it. And planets have moons. Stars do not circle planets.
Oh no, it is the outer planets which have the most moons. Terrestrial planets such as Earth have relatively few moons.
No. Planets and moons reflect light.