description WASP-18b Overview
Massive hot Jupiter (~10 Jupiter masses) with a 0.94-day orbital period discovered by the WASP survey in 2009, making it a prime target for studying tidal dissipation and orbital decay.
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How good is WASP-18b?
WASP-18b scores 7.73/10 (Good) on Lunoo, making it a well-rated option in the Exoplanet category.
What are the best alternatives to WASP-18b?
See our alternatives page for WASP-18b for a ranked list with scores. Top alternatives include: WASP-121b, WASP-189b, HD 209458 b.
How does WASP-18b compare to WASP-121b?
See our detailed comparison of WASP-18b vs WASP-121b with scores, features, and an AI-powered verdict.
Is WASP-18b worth it in 2026?
With a score of 7.73/10, WASP-18b is a solid option in Exoplanet. See all Exoplanet ranked.
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