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Start with the full category, then apply the exact boundary: The Northern Hemisphere asterism contains three stars in three different constellations. You only need one qualifying answer. A longer name is not automatically rarer.
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Shortest accepted input at 65+ points
DenebDeneb · 80 points · 5 characters
Deneb is the triangle’s star in Cygnus.
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Deneb80 points · Shortest accepted spelling: Deneb
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- Apply the complete question boundary: The Northern Hemisphere asterism contains three stars in three different constellations.
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Each entry belongs to the bounded set defined by the prompt. The named source supports the underlying facts; our editorial scoring is a separate layer.
Source: NASA · Summer Triangle Corner: Altair ↗
Reference version: 2026-10-21. See our answer policy for how we handle aliases and omissions.