The Moon slowly moves away from Earth by a few centimeters each year.
Fact #11
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Neutron stars can spin hundreds of times per second.
Fact #1597 · Space
Black holes can slow time so much that seconds near them equal years far away.
Fact #1776 · Space
The International Space Station is one of the most complex engineering projects ever built.
Fact #1510 · Space
The Moon has no liquid water on its surface today.
Fact #324 · Space
The Earth's magnetic field helps prevent atmospheric loss.
Fact #169 · Space
Exoplanets have been discovered in habitable zones around distant stars.
Fact #1625 · Space
Project Blue Book investigated reports of unidentified flying objects.
Fact #1047 · Space
Dark energy is thought to drive the accelerating expansion of the universe.
Fact #1595 · Space
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