Some pulsars emit beams of radiation like cosmic lighthouses.
Fact #1610
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The Moon's gravity affects ocean tides.
Fact #195 · Space
The Earth's magnetic poles slowly shift over time.
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The observable universe is about 93 billion light‑years wide.
Fact #1837 · Space
The Milky Way is estimated to contain hundreds of billions of stars.
Fact #270 · Space
The light you see from some stars today began traveling before humans existed.
Fact #1827 · Space
The Earth's orbit determines the length of the year.
Fact #318 · Space
Neptune is the farthest known major planet from the Sun.
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The Earth's magnetic field helps prevent atmospheric loss.
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