Astronomy Glossary

Explore 128 astronomical terms with clear definitions and real-world examples

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Units Distance

A kiloparsec equals 1,000 parsecs (3,260 light-years), used primarily for measuring structures within galaxies.

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Solar System

The Kuiper Belt is a disk-shaped region beyond Neptune (30-50 AU) containing thousands of icy bodies, short-period comets, and dwarf planets.