Science & Technology
Space Odyssey

Light-years, planetary rings and moonwalkers: how well do you know the Sun, the planets and the universe beyond them?
- Slides
11 - Length
About 7 min
Spoiler: show the questions 11 questions
- Venus takes longer to spin once than to orbit the Sun.
- What is a light-year?
- To the nearest whole percent, how much of the solar system’s mass is in the Sun?
- What colour can the sky near the setting Sun appear on Mars?
- Put these planets in order from closest to the Sun to farthest away.
- What is the main reason Earth has seasons?
- Which of these planets have rings? Select all that apply.
- About how many minutes does the International Space Station take to orbit Earth?
- About how wide is the observable universe?
- Put these in order from smallest to largest.
- How many people have walked on the Moon?