description IC 4603 Overview
IC 4603 is a reflection nebula north of Antares in Ophiuchus, lit by the B2III star HD 147889 within the Rho Ophiuchi cloud.
help IC 4603 FAQ
How good is IC 4603?
IC 4603 scores 7.44/10 (Good) on Lunoo, making it a well-rated option in the Nebula category.
What are the best alternatives to IC 4603?
See our alternatives page for IC 4603 for a ranked list with scores. Top alternatives include: IC 4604, Witch Head Nebula, Blue Horsehead Nebula.
How does IC 4603 compare to IC 4604?
See our detailed comparison of IC 4603 vs IC 4604 with scores, features, and an AI-powered verdict.
Is IC 4603 worth it in 2026?
With a score of 7.44/10, IC 4603 is a solid option in Nebula. See all Nebula ranked.
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