What are the key differences between WASP-43b and KELT-9b?

Compare WASP-43b and KELT-9b side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are WASP-43b and KELT-9b scored?

WASP-43b has an AI score of 8.6/10 and KELT-9b has an AI score of 9.5/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

WASP-43b vs KELT-9b 2026 - Compared

WASP-43b

KELT-9b

WINNER KELT-9b

KELT-9b edges ahead with a score of 8.7/10 compared to 7.9/10 for WASP-43b. While both are highly rated in their respect...

KELT-9b edges ahead with a score of 8.7/10 compared to 7.9/10 for WASP-43b. While both are highly rated in their respective fields, KELT-9b demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: KELT-9b

verified Confidence: Low

description Overview

WASP-43b

WASP-43b is a hot Jupiter exoplanet discovered in 2011 by the Wide Angle Search for Planets survey. It orbits an active K-type orange dwarf star located approximately 80 light-years from Earth. The planet is notable for its extremely close orbit, completing a full revolution around its host star in just 19.5 hours. Because of this tight orbit, WASP-43b is tidally locked, meaning one side perpetual...

KELT-9b

KELT-9b is a giant exoplanet orbiting the star HD 189733A. It’s notable as the hottest known planet, boasting a dayside temperature exceeding 4,000 Kelvin – hotter than many stars. This ultrahot Jupiter was discovered by the Kentucky Extrasolar Traniting Survey (KELT) in 2017 and is of interest to astronomers studying extreme planetary atmospheres and transiting exoplanets.