The telescope expanded understanding of the universe.
Fact #1553
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The light you see from some stars today began traveling before humans existed.
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Saturn's rings are made primarily of ice particles and rocky debris.
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The universe is estimated to be about 13.8 billion years old.
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The International Space Station is one of the most complex engineering projects ever built.
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The light you see from some stars today began traveling before humans existed.
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There are stars older than the Milky Way.
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Black holes can slow time so much that seconds near them equal years far away.
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The observable universe is about 93 billion light‑years wide.
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