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Long-Period Comets

Comets with very long orbital periods, often taking thousands to millions of years to return.

Articles with this tag: 3 Updated: May 13, 2026

Caesar's Comet

Caesar's Comet (Comet C/-43 K1)

Comet Hale–Bopp

Comet Hale–Bopp (C/1995 O1) — the Great Comet of 1997

Comet West

Comet West (1975) — discovery, appearance and legacy
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