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Squid Nebula - Nebula
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Squid Nebula

description Squid Nebula Overview

The Squid Nebula, formally designated OU4, is a faint emission nebula located within the Cepheus OB Association. It’s recognized by its distinctive bipolar outflow structure, resembling a squid's tentacle. This outflow, rich in oxygen emissions, extends over one degree and is associated with several bright O-type stars. Astronomers and amateur observers interested in observing complex nebular structures and stellar associations find it particularly noteworthy.

insights Why this score

Squid Nebula ranks #79 of 577 in the Nebula ranking, behind Thor's Helmet Nebula, ahead of Bow-Tie Nebula.

Squid Nebula is highly prized for rarity, difficulty, and dramatic form within the Flying Bat field.

help Squid Nebula FAQ

How good is Squid Nebula?
Squid Nebula scores 8.48/10 (Great) on Lunoo, making it a well-rated option in the Nebula category. Squid Nebula is highly prized for rarity, difficulty, and dramatic form within the Flying Bat field.
What are the best alternatives to Squid Nebula?
See our alternatives page for Squid Nebula for a ranked list with scores. Top alternatives include: Ou4, Flying Bat Nebula, Elephant's Trunk Nebula.
How does Squid Nebula compare to Ou4?
See our detailed comparison of Squid Nebula vs Ou4 with scores, features, and an AI-powered verdict.
Is Squid Nebula worth it in 2026?
With a score of 8.48/10, Squid Nebula is highly rated in Nebula. See all Nebula ranked.

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