The Outer Planets

Front

What is the largest planet in the Solar System?

Back

Jupiter is the largest planet in the Solar System.

Front

What planet is known for its prominent ring system?

Back

Saturn is known for its prominent ring system.

Front

Which planet has the longest day relative to its year?

Back

Venus has the longest day relative to its year, but among the outer planets, Jupiter has the fastest rotation.

Front

What is the main component of Jupiter's atmosphere?

Back

Jupiter's atmosphere is primarily composed of hydrogen and helium.

Front

Which planet is known for its Great Dark Spot?

Back

Neptune is known for its Great Dark Spot.

Front

What is the average distance of Saturn from the Sun?

Back

Saturn is approximately 1.4 billion kilometers (about 886 million miles) from the Sun.

Front

Which planet was discovered in 1781?

Back

Uranus was discovered by William Herschel in 1781.

Front

What is the orbital period of Neptune?

Back

Neptune takes about 165 Earth years to complete one orbit around the Sun.

Front

What is the temperature range on Jupiter?

Back

Jupiter's temperature can range from -145°C (-234°F) in the upper atmosphere to thousands of degrees Celsius in its core.

Front

Which planet has the most moons?

Back

As of now, Saturn has the most confirmed moons, surpassing Jupiter.