Which is the closest planet to the Sun?
Which planet is known as the Red Planet?
What is the name of our galaxy?
Which planet is the largest in our solar system?
What do we call a star that suddenly explodes?
Which planet is famous for its rings?
What is the natural satellite of Earth?
Which planet is known as the Morning Star or Evening Star?
What force keeps planets in orbit around the Sun?
Which planet is the coldest in the solar system?
Which planet is called Earth’s twin?
What is a shooting star actually called?
Which planet takes the longest time to orbit the Sun?
Which planet has the strongest gravity?
What is the Sun made of mostly?
Which planet is tilted on its side?
Which planet has the most moons?
Which celestial body has a tail?
What is a black hole?
What is the name of the first artificial satellite?
