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