The asteroid belt between Mars and Jupiter contains millions of objects but is mostly empty space.
Fact #4594
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The Apollo 11 mission successfully landed humans on the Moon.
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The Sun accounts for more than 99% of the mass of our solar system.
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The telescope expanded understanding of the universe.
Fact #1553 · Space
The Milky Way is estimated to contain hundreds of billions of stars.
Fact #270 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1750 · Space
There are rogue planets drifting through space with no star at all.
Fact #1731 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1819 · Space
Solar eclipses occur when the Moon blocks the Sun from Earth's view.
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