The Parker Solar Probe has 'touched' the Sun — entering the solar corona, closer than any previous spacecraft.
Fact #9620
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The Fermi Paradox questions why extraterrestrial life has not been observed.
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Some stars collapse into black holes at the end of their life cycle.
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Rogue planets drift through space without orbiting a star.
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The observable universe is about 93 billion light‑years wide.
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Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
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There are rogue planets drifting through space with no star at all.
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Black holes have gravitational pulls so strong that not even light can escape.
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The universe is expanding faster.
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