Which of the following is the smallest planet of the solar system?

Which of the following is the brightest planet in the night sky?

How many natural satellites does Mars have?

The planet Saturn is _____ in colour.

The length of the tail of a comet _____ in size as it _____ the sun.

Which of the following planets is the least dense?

Why do meteors burn while passing through the atmosphere?

The asteroidal belt lies between the orbits of the planets

Which of the following planets is also known as the 'Red Planet'?

Which of the following celestial bodies help scientists in investigating the nature of the material from which the solar system was formed?