Some black holes spin near the speed of light.
Fact #2352
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More Space Facts
Some stars explode when they die.
Fact #1717 · Space
Some stars appear to dim irregularly for reasons that are still studied.
Fact #1599 · Space
The light you see from some stars today began traveling before humans existed.
Fact #1959 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1854 · Space
The telescope expanded understanding of the universe.
Fact #1553 · Space
In 1977, a strong narrowband radio signal known as the 'Wow! signal' was detected from space.
Fact #765 · Space
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1735 · Space
The Milky Way galaxy contains billions of stars.
Fact #25 · Space
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