The Sun makes up 99.8% of solar mass.
Fact #1712
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Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
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A day on Mercury lasts longer than a year on Mercury.
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Interstellar objects have passed through our solar system.
Fact #1604 · Space
The Milky Way is on a slow collision course with Andromeda.
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Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1848 · Space
The Sun makes up 99.8% of solar mass.
Fact #1712 · Space
Comets are made of ice, dust, and rocky material.
Fact #33 · Space
Gamma-ray bursts are among the most energetic events observed in the universe.
Fact #1602 · Space
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