_________ are loops of gas flowing from the Sun.
_________ have event horizons.
_________ is the largest volcano in the solar system.
_________ is a planet with a complex ring system consisting of thousands of ringlets.
When a rock from space strikes the Earth's surface is called a _________.
Away from the sun
Comet tails point in this direction.
_________ is the planet with the highest temperature due to greenhouse effect.
Which planet has extreme temperatures because it has no atmosphere?
_________ is the tendency of a moving object to continue to moving in a straight line or a stationary object to remain in place.