The largest volcano is on Mars.
Fact #1707
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The Earth's axis is tilted about 23.5 degrees.
Fact #256 · Space
The Earth's rotation slightly bulges at the equator.
Fact #325 · Space
Venus rotates in the opposite direction of most planets in our solar system.
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Venus has a thick atmosphere that traps heat.
Fact #56 · Space
The heliosphere protects the solar system from interstellar radiation.
Fact #1626 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1750 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1865 · Space
The light you see from some stars today began traveling before humans existed.
Fact #1827 · Space
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