Podcast
Questions and Answers
How does the width of NGC 674 compare to the Milky Way galaxy?
How does the width of NGC 674 compare to the Milky Way galaxy?
Compared to Saturn, how many times wider are the rings of Saturn?
Compared to Saturn, how many times wider are the rings of Saturn?
How does VY Canis Majoris compare in size to the Sun?
How does VY Canis Majoris compare in size to the Sun?
Which object in our solar system is approximately twice as big as Earth?
Which object in our solar system is approximately twice as big as Earth?
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How many light-years wide is the Milky Way galaxy?
How many light-years wide is the Milky Way galaxy?
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Study Notes
- Earth and the moon can be 252,088 miles apart at their farthest point, a distance that can fit all planets in the solar system.
- Jupiter's Great Red Spot is about twice as big as Earth, while Saturn is nine times wider with rings containing fragments as large as mountains.
- The Sun is significantly larger than Earth, with the biggest known star, VY Canis Majoris, being 2,000 times the diameter of the Sun.
- The Milky Way galaxy is massive, with a diameter of about 100,000 light-years, equivalent to 621 quadrillion 371 trillion 192 billion 237 million 333,890 miles.
- NGC 674, a spiral galaxy, is twice as wide as the Milky Way, stretching over 200,000 light-years, containing millions or billions of stars and planets.
- The universe contains thousands of galaxies, each with millions or billions of stars and their own planets, some forming as early as 11 billion years ago after the Big Bang.
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Description
Test your knowledge about the vastness of space with these mind-blowing size comparisons, from the distances between Earth and the moon to the expansiveness of galaxies and the universe.
