The Earth orbits the Sun once every year.
Fact #296
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There are rogue planets drifting through space with no star at all.
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The Apollo 11 mission successfully landed humans on the Moon.
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A day on Mars is slightly longer than a day on Earth.
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The light you see from some stars today began traveling before humans existed.
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The Earth's gravity keeps the atmosphere in place.
Fact #204 · Space
The Moon slowly moves away from Earth by a few centimeters each year.
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The International Space Station travels at about 28,000 kilometers per hour.
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The observable universe is about 93 billion light‑years wide.
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