984 Gretia
Encyclopedia
984 Gretia is a main belt asteroid orbiting the Sun
. It orbits about twice as far out as Mars
and takes 4.7 years to orbit the Sun.
Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...
. It orbits about twice as far out as Mars
Mars
Mars is the fourth planet from the Sun in the Solar System. The planet is named after the Roman god of war, Mars. It is often described as the "Red Planet", as the iron oxide prevalent on its surface gives it a reddish appearance...
and takes 4.7 years to orbit the Sun.