The Milky Way galaxy contains billions of stars.
Fact #25
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The largest volcano is on Mars.
Fact #1707 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1841 · Space
The International Space Station orbits Earth every 90 minutes.
Fact #1539 · Space
The International Space Station travels at about 28,000 kilometers per hour.
Fact #174 · Space
The Voyager 1 spacecraft is the farthest human-made object from Earth and still communicates with us.
Fact #1673 · Space
The light you see from some stars today began traveling before humans existed.
Fact #1726 · Space
There are more stars in the universe than grains of sand on Earth.
Fact #1680 · Space
The light you see from some stars today began traveling before humans existed.
Fact #1808 · Space
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