A planet is made a planet if it is circular or close to circular in shape, orbits the sun, and, if one planet crosses the path of another planet's orbit, the smaller of the two is no longer a planet. ghost busters
Gravity pulling the bits of the solar nebular together.
protoplanets.
A planet or moon orbits the Sun (or a planet) and then makes an orbit
the answer is Venus, the Sulfuric acid makes this planet the brightest planet in the solar system =]
Orbit
because scientists can't make up their mind about what makes a planet a planet.
protoplanets.
jupiter is the planet which makes the object's weigh more
gravity
I makes the planet spheical in shape.
When a meteorite slams into a rocky planet's surface, it often makes a crater.
orbit.