The International Space Station has been continuously inhabited since November 2, 2000.
Fact #7170
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The Kepler mission searched for Earth-like exoplanets.
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Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Fact #1947 · Space
The observable universe is about 93 billion light‑years wide.
Fact #1837 · Space
The Milky Way and Andromeda galaxies are on a slow collision course.
Fact #1613 · Space
The Voyager 1 spacecraft is the farthest human-made object from Earth and still communicates with us.
Fact #1673 · Space
The Moon's gravity affects ocean tides.
Fact #195 · Space
The James Webb Space Telescope observes distant galaxies in infrared light.
Fact #1630 · Space
The Oort Cloud is a theoretical shell of icy objects surrounding the solar system.
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