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Space Facts
977 facts in Space. Click any fact to see its full page.
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📜 History 1,991
🔬 Science 1,964
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🚀 Space 977
🧠 Psychology 893
🌿 Nature 759
💻 Technology 735
🌍 Geography 599
🎭 Culture 581
🫀 Human Body 572
🌊 Ocean 373
💬 Language 245
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✨ General 68
✨ Dinosaur 10
The Earth's rotation slightly bulges at the equator.
The Moon has no liquid water on its surface today.
The Milky Way galaxy is part of the Local Group.
The Earth's orbit determines the length of the year.
The Moon was formed billions of years ago.
The Earth's magnetic north pole moves over time.
Venus is sometimes called Earth's sister planet.
Neptune is the farthest known major planet from the Sun.
The Moon's surface temperature varies dramatically.
The Earth orbits the Sun once every year.
Solar flares originate from the Sun's surface.
The Earth's gravity keeps the Moon in orbit.
The Moon completes its phases in about 29.5 days.
Comets can develop long tails when near the Sun.
The Earth's atmosphere is layered into troposphere, stratosphere, and beyond.
Saturn's largest moon is Titan.
The Milky Way is estimated to contain hundreds of billions of stars.
The Earth's magnetic field protects against solar radiation.
Venus has the longest day of any planet in the solar system.
The Earth's axis is tilted about 23.5 degrees.
The Moon has lower gravity than Earth.
Mercury has no substantial atmosphere to trap heat.
The Moon's surface is covered with regolith, a layer of loose rock and dust.
The Earth's rotation speed varies slightly over time.
The Earth's gravity affects the movement of tides.
The Moon completes an orbit around Earth in about 27 days.
The Milky Way contains regions of active star formation.
Venus has surface temperatures hot enough to melt lead.
The Earth's atmosphere protects life by filtering harmful radiation.
The Earth's magnetic poles slowly shift over time.
The Moon was likely formed after a massive collision with early Earth.
Black holes form from collapsed massive stars.
The Earth's gravity keeps the atmosphere in place.
The Earth's orbit around the Sun is slightly elliptical.
The Moon's gravity affects ocean tides.
The Earth's core temperature rivals the surface of the Sun.
Solar eclipses occur when the Moon blocks the Sun from Earth's view.
The Earth's rotation causes day and night cycles.
The Milky Way is estimated to be over 100,000 light-years wide.
The International Space Station travels at about 28,000 kilometers per hour.
Jupiter has a magnetic field stronger than Earth's.
The Earth's magnetic field helps prevent atmospheric loss.
Neptune appears blue because of methane in its atmosphere.
The Earth's atmosphere gradually thins into outer space.
The Moon has no breathable atmosphere.
Saturn has dozens of known moons.
The Earth completes one full rotation approximately every 24 hours.
Mercury has extreme temperature differences.
The Milky Way is on a slow collision course with Andromeda.
The Earth orbits the Sun at about 30 kilometers per second.