The footprints left by Apollo astronauts on the Moon may remain there for millions of years because there is no wind to erase them.
Fact #2429
More Space Facts
The International Space Station orbits Earth roughly every 90 minutes.
Fact #81 · Space
Rogue planets drift through space without orbiting a star.
Fact #1609 · Space
Jupiter has a magnetic field stronger than Earth's.
Fact #173 · Space
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1896 · Space
Cosmic rays constantly bombard Earth from space.
Fact #1621 · Space
There are rogue planets drifting through space with no star at all.
Fact #1897 · Space
The Earth's magnetic field shields the planet from solar wind.
Fact #119 · Space
There are stars older than the Milky Way.
Fact #1697 · Space
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