a "solar system".
Planets are celestial bodies orbiting a star. Other things can orbit a star, so long as it has mass and the proper inertia.
yes, planets do orbit a star
Asteroids are rocky bodies that orbit the sun in a belt between Mars and Jupiter.
Moons or satellites
A star and all the bodies that orbit it is called a, "Star System". The star system that we live in has been named . . . we call it the Solar System, because the name of our star (The Sun) is "Sol".
The sun.
A solar system.
Planets are bodies that orbit a central star (in our case, the Sun), and moons are smaller bodies that orbit planets.
A solar system.
a "solar system".
A solar system.
A solar system.
A solar system.
A solar system.
A solar system.
Atmosphere, yep it is. =)