There is a supermassive black hole at the center of nearly every large galaxy, including the Milky Way.
Fact #10728
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The Moon completes its phases in about 29.5 days.
Fact #282 · Space
Some stars appear to dim irregularly for reasons that are still studied.
Fact #1599 · Space
The universe is estimated to be about 13.8 billion years old.
Fact #1623 · Space
Neutron stars can spin hundreds of times per second.
Fact #1597 · Space
The Sun makes up 99.8% of solar mass.
Fact #1712 · Space
There are rogue planets drifting through space with no star at all.
Fact #1731 · Space
The light you see from some stars today began traveling before humans existed.
Fact #1830 · Space
The Tardigrade can survive the vacuum of space.
Fact #1681 · Space
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