Poll Suggestion: The Planets

In 1914, the renowned British composer Gustav Holst wrote the orchestral suite Gustav Holst: The Planets (2018). It is by far his most famous work. In it, he musically portrays the planets Mars, Venus, Mercury, Jupiter, Saturn, Uranus, and Neptune. When you read facts about these planets, they can be quite astonishing. I have researched three surprising facts about each of them. Which of these facts amazes you the most? Please note: Gustav Holst did not include Earth in his suite The Planets. It is added here for completeness. Click here if you’d like to join the discussion.