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swap_horiz WASP-18b Alternatives

Looking for alternatives to WASP-18b? Compare the top Exoplanet options ranked by our AI scoring system.

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WASP-18b

WASP-18b

WASP-18b is an ultrashort-period hot Jupiter exoplanet discovered by the Wide Angle Search for Planets survey in 2009. It has a mass roughly 10 times that of Jupiter and completes an orbit around its F-class host star in less than one day. Because it orbits closely to its star, the planet is subject...

7.73 Good

apps Top WASP-18b Alternatives

The top alternative to WASP-18b in 2026 is HD 209458 b with a score of 8.83/10, followed by KELT-9b (8.74) and HD 189733 b (8.65).

1
HD 209458 b

HD 209458 b

HD 209458 b orbits a Sun-like star about 153 light-years away and belongs to the hot-Jupiter class of giant planets. Its...

Giant Hot Jupiter Transiting Atmosphere Detected
8.83 Great
2
KELT-9b

KELT-9b

KELT-9b is a giant exoplanet orbiting the star HD 189733A. It’s notable as the hottest known planet, boasting a dayside...

Giant Hot Jupiter Transiting Ultrahot
8.74 Great
3
HD 189733 b

HD 189733 b

About 63 light-years away, HD 189733 b is a hot gas giant orbiting a star smaller and cooler than the Sun. Repeated tran...

Blue Planet Giant Atmosphere Hot Jupiter
8.65 Great
4
WASP-76b

WASP-76b

WASP-76b is an exoplanet orbiting a distant star, classified as a “hot Jupiter.” Its notable characteristic is its extre...

Giant Atmosphere Hot Jupiter Transiting
8.56 Great
5
WASP-96b

WASP-96b

WASP-96b is a giant exoplanet orbiting a star approximately 843 light-years away. Its atmosphere was studied extensively...

Giant Atmosphere Hot Jupiter Transiting
8.46 Great
6
WASP-39b

WASP-39b

WASP-39b is a giant exoplanet orbiting a Sun-like star approximately 700 light-years away. The James Webb Space Telescop...

Giant Atmosphere Hot Jupiter Transiting
8.37 Great
7
WASP-12b

WASP-12b

WASP-12b is a massive exoplanet orbiting the star WASP-12. This “hot Jupiter” exhibits an exceptionally short orbital pe...

Giant Hot Jupiter Transiting Tidally Distorted
8.19 Great
8
WASP-121b

WASP-121b

WASP-121b is an exoplanet classified as a giant, resembling a hot Jupiter. Its notable characteristic is its extremely s...

Giant Atmosphere Hot Jupiter Transiting
8.10 Great
9
TrES-2b

TrES-2b

TrES-2b is a giant exoplanet orbiting the star GSC 03549-02807. It’s notable as the darkest known exoplanet, reflecting...

Giant Hot Jupiter Transiting Kepler Target
8.10 Great
10
WASP-189b

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,...

Giant Hot Jupiter Transiting Ultrashort Period
8.00 Great
11
WASP-17b

WASP-17b

WASP-17b is a giant exoplanet announced in 2009 by the Wide Angle Search for Planets consortium. It holds the distinctio...

Giant Hot Jupiter Transiting Retrograde Orbit
7.91 Good
12
CoRoT-7b

CoRoT-7b

CoRoT-7b is an extrasolar planet discovered in 2009 by the French-led CoRoT space telescope, notable for being the first...

Rocky Transiting Ultrashort Period Super Earth
7.91 Good
13
WASP-43b

WASP-43b

WASP-43b is a hot Jupiter exoplanet discovered in 2011 by the Wide Angle Search for Planets survey. It orbits an active...

Hot Jupiter Transiting M Dwarf Tidal Lock
7.91 Good
14
HAT-P-7b

HAT-P-7b

HAT-P-7b is a hot Jupiter exoplanet located in the Cygnus constellation, notable for its retrograde orbit around its hos...

Retrograde Giant Hot Jupiter Transiting
7.73 Good
15
Tau Boötis b

Tau Boötis b

Tau Boötis b is an exoplanet categorized as a hot Jupiter, orbiting the F-type star Tau Boötis. Discovered in 1996 using...

Giant Radial Velocity Hot Jupiter F Star
7.64 Good
16
Upsilon Andromedae b

Upsilon Andromedae b

Upsilon Andromedae b is a hot Jupiter exoplanet discovered in 1996 orbiting the F-type main-sequence star Upsilon Androm...

Giant Radial Velocity Hot Jupiter Multi Planet
7.36 Good
17
HAT-P-32b

HAT-P-32b

HAT-P-32b is an inflated hot Jupiter exoplanet orbiting the G-type or F-type star HAT-P-32. Discovered in 2011, it is si...

Giant Inflated Hot Jupiter Transiting
7.18 Good
18
WASP-19b

WASP-19b

WASP-19b is a hot Jupiter exoplanet with one of the shortest known orbital periods of any exoplanet, completing an orbit...

Giant Hot Jupiter Transiting G Star
7.18 Good
19
KELT-11b

KELT-11b

A highly inflated hot Saturn orbiting a subgiant star with one of the lowest densities among known exoplanets, making it...

Giant Inflated Hot Jupiter Transiting
6.99 Fair
20
HAT-P-2b

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 ma...

Dense Eccentric Hot Jupiter Transiting
6.44 Fair

summarize Quick Comparison Summary

Alternative Score vs WASP-18b Action
HD 209458 b
HD 209458 b
Exoplanet Giant Hot Jupiter Transiting
8.83 Great +1.10 Compare
KELT-9b
KELT-9b
Exoplanet Giant Hot Jupiter Transiting
8.74 Great +1.01 Compare
HD 189733 b
HD 189733 b
Exoplanet Blue Planet Giant Atmosphere
8.65 Great +0.92 Compare
WASP-76b
WASP-76b
Exoplanet Giant Atmosphere Hot Jupiter
8.56 Great +0.83 Compare
WASP-96b
WASP-96b
Exoplanet Giant Atmosphere Hot Jupiter
8.46 Great +0.73 Compare
WASP-39b
WASP-39b
Exoplanet Giant Atmosphere Hot Jupiter
8.37 Great +0.64 Compare
WASP-12b
WASP-12b
Exoplanet Giant Hot Jupiter Transiting
8.19 Great +0.46 Compare
WASP-121b
WASP-121b
Exoplanet Giant Atmosphere Hot Jupiter
8.10 Great +0.37 Compare
TrES-2b
TrES-2b
Exoplanet Giant Hot Jupiter Transiting
8.10 Great +0.37 Compare
WASP-189b
WASP-189b
Exoplanet Giant Hot Jupiter Transiting
8.00 Great +0.27 Compare

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help Frequently Asked Questions

What are the best alternatives to WASP-18b?
The top alternatives to WASP-18b in 2026 include HD 209458 b, KELT-9b, HD 189733 b, WASP-76b, WASP-96b. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does WASP-18b compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. WASP-18b scores 7.73/10. Click any alternative above to see a detailed side-by-side comparison.
Is WASP-18b worth it in 2026?
WASP-18b scores 7.73/10 in the Exoplanet category. We recommend comparing it with the 20 alternatives listed above to find the best fit for your needs.
What is the best free alternative to WASP-18b?
Several alternatives to WASP-18b offer free plans or free tiers. Check the alternatives listed above and visit their websites to compare pricing and free options.
Why should I switch from WASP-18b?
Common reasons users look for WASP-18b alternatives include pricing, specific feature gaps, better integration needs, or simply exploring newer options. Our objective scoring helps you compare without bias.
How many alternatives to WASP-18b are there?
Lunoo currently lists 20 scored alternatives to WASP-18b in the Exoplanet category, ranked by our AI-powered evaluation system.
Which WASP-18b alternative has the highest rating?
HD 209458 b currently holds the highest rating among WASP-18b alternatives with a score of 8.83/10.
Can I use HD 209458 b instead of WASP-18b?
HD 209458 b is one of the top-rated alternatives to WASP-18b. While they serve similar purposes in the Exoplanet space, each has distinct strengths. Use our comparison tool above for a detailed side-by-side analysis.
What is the cheapest alternative to WASP-18b?
Pricing varies among WASP-18b alternatives. We recommend checking each alternative's website for current pricing. Many options in the Exoplanet category offer free tiers or competitive pricing.
How are WASP-18b alternatives ranked on Lunoo?
Lunoo uses an AI-powered scoring system that analyzes category fit, feature coverage, pricing signals, public reception, recency, and value to provide 0 to 10 scores. Rankings are updated continuously.
WASP-18b vs HD 209458 b: which is better?
WASP-18b scores 7.73/10 while HD 209458 b scores 8.83/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
WASP-18b vs KELT-9b: which is better?
WASP-18b scores 7.73/10 while KELT-9b scores 8.74/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
WASP-18b vs HD 189733 b: which is better?
WASP-18b scores 7.73/10 while HD 189733 b scores 8.65/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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