10 Questions
How does the size of Jupiter's great red spot compare to Earth?
Twice as big
Compared to the Earth, how many times wider is Saturn?
Nine times
How does the diameter of VY Canis Majoris compare to the Sun?
2,000 times larger
Which galaxy is mentioned to be twice as wide as the Milky Way?
NGC 6744
How many galaxies are estimated to exist in the universe according to the text?
Thousands
Which celestial body mentioned is NOT larger in diameter than Earth?
Jupiter
What is the approximate diameter of the galaxy NGC 6744 in miles?
1.242 quadrillion miles
Compared to our Solar System, how large is the biggest known star, VY Canis Majoris?
It is 2,000 times larger than the Sun
Which statement about the size of celestial bodies in the text is TRUE?
The Milky Way galaxy is half the size of NGC 6744
Approximately how many stars are there in a galaxy mentioned in the text?
Billions
Study Notes
- The distance between Earth and the moon can fit every planet in our Solar System.
- Jupiter's great red spot is twice as big as Earth, Saturn is nine times wider than Earth, and Saturn's rings contain mountain-sized fragments.
- The Sun is significantly larger than Earth, and the biggest known star, VY Canis Majoris, is 2,000 times the diameter of our Sun.
- The Milky Way galaxy's diameter is about 621 quadrillion miles, and the galaxy NGC 6744 is twice as wide as the Milky Way.
- The universe contains thousands of galaxies, each with millions or billions of stars and planets, some of which may have formed just three billion years after the Big Bang.
Explore mind-boggling facts about the vastness of the universe, from the incredible sizes of celestial bodies like planets, stars, and galaxies to the mind-blowing distances that exist. Test your knowledge about the wonders of our cosmos!
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