Which planet is known for its complex ring system and numerous moons, including Titan and Enceladus?

• Jupiter

• Saturn

• Uranus

• Neptune

What is the primary composition of the outer planets, also known as Jovian planets?

• Solid rock

• Hydrogen and helium

• Carbon dioxide

• Water ice

Which planet was reclassified as a dwarf planet in 2006 by the International Astronomical Union?

• Ceres

• Pluto

• Haumea

• Eris

What characteristic is notable about Haumea, one of the dwarf planets?

• It has a strong magnetic field

• It is the second-brightest object in the Kuiper Belt

• It has a rapid rotation and elongated shape

• It has a dense atmosphere of carbon dioxide

Which of the following planets is part of the inner solar system and has evidence of water ice in its permanently shaded craters?

• Venus

• Earth

• Mars

• Mercury