What are the key differences between HAT-P-2b and WASP-189b?

Compare HAT-P-2b and WASP-189b side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are HAT-P-2b and WASP-189b scored?

HAT-P-2b has an AI score of 7.0/10 and WASP-189b has an AI score of 8.7/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

HAT-P-2b vs WASP-189b 2026 - Compared

HAT-P-2b

WASP-189b

WINNER WASP-189b

WASP-189b edges ahead with a score of 8.7/10 compared to 7.0/10 for HAT-P-2b. While both are highly rated in their respe...

WASP-189b edges ahead with a score of 8.7/10 compared to 7.0/10 for HAT-P-2b. While both are highly rated in their respective fields, WASP-189b demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: WASP-189b

verified Confidence: Low

description Overview

HAT-P-2b

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 gia...

WASP-189b

WASP-189b is a giant exoplanet orbiting a young A-type star. It’s notable for being one of the hottest known exoplanets, reaching dayside temperatures around 3400 Kelvin. Its ultrashort orbital period makes it an ideal target for studying atmospheric processes and transiting planets. Astronomers and researchers focused on planetary atmospheres investigate this planet to understand hot Jupiter form...