description HAT-P-2b Overview
HAT-P-2b is a confirmed gas-giant exoplanet that crosses the disk of its host star, HAT-P-2, an F-type star. It has a mass of about nine Jupiters, completes an orbit in roughly 5.6 days, and follows an unusually eccentric path with an eccentricity near 0.52. The planet was identified by the HATNet transit survey and announced in 2007, making it a useful subject for studying strongly irradiated giant planets.
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How good is HAT-P-2b?
HAT-P-2b scores 6.44/10 (Fair) on Lunoo, making it rated in the Exoplanet category.
What are the best alternatives to HAT-P-2b?
See our alternatives page for HAT-P-2b for a ranked list with scores. Top alternatives include: WASP-18b, HD 209458 b, KELT-9b.
How does HAT-P-2b compare to WASP-18b?
See our detailed comparison of HAT-P-2b vs WASP-18b with scores, features, and an AI-powered verdict.
Is HAT-P-2b worth it in 2026?
With a score of 6.44/10, HAT-P-2b is a solid option in Exoplanet. See all Exoplanet ranked.
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