Which of these planets has no moons?
Neptune
Venus
Jupiter
Uranus
How many billions of years ago was Mars formed?
1.5
8
2
4.5
Which planet in the solar system has the largest ocean?
Venus
Mercury
Earth
Jupiter
What was the first planet discovered using a telescope?
Uranus
Saturn
Neptune
Pluto
How long does it take for light to get from the Sun to Pluto?
10 hours
7.5 hours
2 hours
5.5 hours
Which of these names is one of Mars' moons?
Daedalus
Apollo
Dionysus
Phobos
In what year was Pluto reclassified as a ‘dwarf planet'?
2001
2006
2010
2012
On which planet can we find the solar system's largest volcano, Olympus Mons?
Neptune
Mars
Jupiter
Saturn
Which planet spins on its side?
Uranus
Venus
Neptune
Mercury
Which planet has the longest day?
Pluto
Mars
Jupiter
Venus
Which planet has blue sunsets?
Uranus
Venus
Mercury
Mars
Which planet has the most moons in the solar system?
Saturn
Neptune
Jupiter
Uranus
Oberon and Titania are two of which planet's 27 moons?
Saturn
Neptune
Jupiter
Uranus
What is the smallest planet in the solar system?
Uranus
Mars
Venus
Mercury
Which of these planets does NOT have rings?
Neptune
Uranus
Venus
Jupiter
Which is the hottest planet in our solar system?
Neptune
Mercury
Venus
Mars
