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swap_horiz WASP-17b Alternatives

Looking for alternatives to WASP-17b? Compare the top Exoplanet options ranked by our AI scoring system.

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WASP-17b

WASP-17b

The first exoplanet confirmed to orbit in a retrograde direction relative to its host star's rotation, announced by the WASP consortium in 2009.

8.6 Great

apps Top WASP-17b Alternatives

The top alternative to WASP-17b in 2026 is TRAPPIST-1e with a score of 9.8/10, followed by HD 209458 b (9.6) and KELT-9b (9.5).

1
TRAPPIST-1e

TRAPPIST-1e

TRAPPIST-1e is an Earth-sized exoplanet orbiting the ultra-cool dwarf star TRAPPIST-1. Its location within the habitable...

Transiting Earth Sized Habitable Zone Potentially Habitable
9.8 Brilliant
2
HD 209458 b

HD 209458 b

HD 209458 b is a giant exoplanet orbiting a Sun-like star approximately 153 light-years away. It gained significant atte...

Giant Hot Jupiter Transiting Atmosphere Detected
9.6 Brilliant
3
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
9.5 Brilliant
4
TRAPPIST-1f

TRAPPIST-1f

TRAPPIST-1f is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. It resides within the habitable zone where liquid...

Transiting Earth Sized Habitable Zone Potentially Habitable
9.5 Brilliant
5
HD 189733 b

HD 189733 b

HD 189733 b is a gas giant exoplanet orbiting a Sun-like star approximately 63 light-years away. It’s notable for posses...

Blue Planet Giant Atmosphere Hot Jupiter
9.4 Excellent
6
Kepler-16b

Kepler-16b

Kepler-16b is a giant exoplanet orbiting two stars. Its notable feature is its circumbinary orbit, meaning it circles bo...

Giant Kepler Transiting Circumbinary
9.4 Excellent
7
TRAPPIST-1g

TRAPPIST-1g

TRAPPIST-1g is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. Its notable size, approximately 1.13 times that of...

Rocky Transiting Earth Sized Habitable Zone
9.4 Excellent
8
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
9.3 Excellent
9
K2-18b

K2-18b

K2-18b is a sub-Neptune exoplanet orbiting the M dwarf star K2-18. Located within its star’s habitable zone, it has garn...

Transiting Sub Neptune Habitable Zone M Dwarf
9.3 Excellent
10
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
9.2 Excellent
11
Beta Pictoris b

Beta Pictoris b

Beta Pictoris b is a gas giant exoplanet orbiting the young star Beta Pictoris. It’s notable as one of the first exoplan...

Young Giant Direct Imaging A Star
9.2 Excellent
12
WASP-121b

WASP-121b

An ultra-hot Jupiter with a detected stratosphere and dayside temperatures exceeding 2,400 K, orbiting its host star in...

Giant Atmosphere Hot Jupiter Transiting
8.8 Great
13
TrES-2b

TrES-2b

The darkest known exoplanet, reflecting less than 1% of incident starlight, discovered by the TrES survey in 2006 and su...

Giant Hot Jupiter Transiting Kepler Target
8.8 Great
14
WASP-189b

WASP-189b

A very hot Jupiter orbiting a bright A-type star, studied intensively by ESA's CHEOPS mission and among the hottest know...

Giant Hot Jupiter Transiting Ultrashort Period
8.7 Great
15
WASP-107b

WASP-107b

A highly inflated super-Neptune exoplanet discovered in 2017, notable for having one of the lowest known densities and a...

Atmosphere Transiting Low Density Hot Saturn
8.7 Great
16
WASP-127b

WASP-127b

A hot Saturn-mass exoplanet discovered in 2016, notable for its heavily inflated radius, low density, and the detection...

Transiting Low Density Jwst Target G Star
8.5 Great
17
HAT-P-7b

HAT-P-7b

A hot Jupiter in the Cygnus field whose reflected starlight and orbital phase curve were detected by NASA's Kepler teles...

Retrograde Giant Hot Jupiter Transiting
8.4 Great
18
Kepler-47c

Kepler-47c

Outer planet of the Kepler-47 circumbinary system announced in 2012, notable as the first circumbinary planet found orbi...

Giant Kepler Transiting Circumbinary
8.4 Great
19
WASP-18b

WASP-18b

Massive hot Jupiter (~10 Jupiter masses) with a 0.94-day orbital period discovered by the WASP survey in 2009, making it...

Hot Jupiter Transiting Ultrashort Period F Star
8.4 Great
20
Tau Boötis b

Tau Boötis b

A hot Jupiter discovered in 1996 around Tau Boötis, notable as one of the first exoplanets to have its atmospheric compo...

Giant Radial Velocity Hot Jupiter F Star
8.3 Great

summarize Quick Comparison Summary

Alternative Score vs WASP-17b Action
TRAPPIST-1e
TRAPPIST-1e
Exoplanet Transiting Earth Sized Habitable Zone
9.8 Brilliant +1.2 Compare
HD 209458 b
HD 209458 b
Exoplanet Giant Hot Jupiter Transiting
9.6 Brilliant +1.0 Compare
KELT-9b
KELT-9b
Exoplanet Giant Hot Jupiter Transiting
9.5 Brilliant +0.9 Compare
TRAPPIST-1f
TRAPPIST-1f
Exoplanet Transiting Earth Sized Habitable Zone
9.5 Brilliant +0.9 Compare
HD 189733 b
HD 189733 b
Exoplanet Blue Planet Giant Atmosphere
9.4 Excellent +0.8 Compare
Kepler-16b
Kepler-16b
Exoplanet Giant Kepler Transiting
9.4 Excellent +0.8 Compare
TRAPPIST-1g
TRAPPIST-1g
Exoplanet Rocky Transiting Earth Sized
9.4 Excellent +0.8 Compare
WASP-76b
WASP-76b
Exoplanet Giant Atmosphere Hot Jupiter
9.3 Excellent +0.7 Compare
K2-18b
K2-18b
Exoplanet Transiting Sub Neptune Habitable Zone
9.3 Excellent +0.7 Compare
WASP-96b
WASP-96b
Exoplanet Giant Atmosphere Hot Jupiter
9.2 Excellent +0.6 Compare

See all Exoplanet ranked by score

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help Frequently Asked Questions

What are the best alternatives to WASP-17b?
The top alternatives to WASP-17b in 2026 include TRAPPIST-1e, HD 209458 b, KELT-9b, TRAPPIST-1f, HD 189733 b. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does WASP-17b compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. WASP-17b scores 8.6/10. Click any alternative above to see a detailed side-by-side comparison.
Is WASP-17b worth it in 2026?
WASP-17b scores 8.6/10 on Lunoo, making it a highly-rated option in the Exoplanet category. However, alternatives like TRAPPIST-1e may better suit specific needs.
What is the best free alternative to WASP-17b?
Several alternatives to WASP-17b 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-17b?
Common reasons users look for WASP-17b 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-17b are there?
Lunoo currently lists 20 scored alternatives to WASP-17b in the Exoplanet category, ranked by our AI-powered evaluation system.
Which WASP-17b alternative has the highest rating?
TRAPPIST-1e currently holds the highest rating among WASP-17b alternatives with a score of 9.8/10.
Can I use TRAPPIST-1e instead of WASP-17b?
TRAPPIST-1e is one of the top-rated alternatives to WASP-17b. 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-17b?
Pricing varies among WASP-17b 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-17b 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-17b vs TRAPPIST-1e: which is better?
WASP-17b scores 8.6/10 while TRAPPIST-1e scores 9.8/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
WASP-17b vs HD 209458 b: which is better?
WASP-17b scores 8.6/10 while HD 209458 b scores 9.6/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
WASP-17b vs KELT-9b: which is better?
WASP-17b scores 8.6/10 while KELT-9b scores 9.5/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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