Which planet of the solar system spin on its axis at the fastest rate?

Which planet is known as the 'Watery Planet'?

Which planet looks reddish in the night sky?

The correct sequence of planets in the descending order of their equatorial diameter is:

Which of the following is the largest of the inner planets?

In 1610, Galileo Galilei discovered four moons of which planet?

In order of their distances from the sun, which of the following planets lie between Mars and Uranus?

The planet Mercury is difficult to be observed most of the time because:

Comets revolve around:

Which two planets of the solar system have no satellites?

The planets having thirteen moons is:

The lenght of its day and the tilt of its axis are almost identical to those of the earth'. This is true of:

The hottest planet is:

Which of the following is the brightest planet?

Which of the planet is nearest to the earth?

Which planet is known as the Earth's Twin?

Which one of the following planets takes the same number of days for rotation and revolution?

On which of the following planets of the solar system does the sun rise in the west and set in the east?

Which of the following planets of the solar systerm has the longest day?