TRAPPIST-1c Alternatives 2026 - Top Competitors Ranked

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TRAPPIST-1c

TRAPPIST-1c is an Earth-sized exoplanet orbiting the ultracool dwarf star TRAPPIST-1. Located within the TRAPPIST system, it’s notable for its potential habitability due to its size and proximity to its star. The planet transits its star regularly making it a target for atmospheric study. Scientists...

9.1 Excellent

apps Top TRAPPIST-1c Alternatives

The top alternative to TRAPPIST-1c in 2026 is Proxima Centauri b with a score of 9.9/10, followed by TRAPPIST-1e (9.8) and Kepler-186f (9.7).

Proxima Centauri b

Proxima Centauri b is an exoplanet orbiting Proxima Centauri, the closest star to our Sun. This super-Earth resides with...

Radial Velocity Super Earth Habitable Zone M Dwarf

9.9 Brilliant

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

Kepler-186f

Kepler-186f is an exoplanet approximately Earth-sized orbiting the red dwarf star Kepler-186. It resides within its star...

Kepler Super Earth Earth Sized Habitable Zone

9.7 Brilliant

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

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

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

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

Kepler-1649c

Kepler-1649c is an exoplanet roughly Earth-sized orbiting a red dwarf star named Kepler-1649. Its location within its st...

Kepler Super Earth Earth Sized Habitable Zone

9.3 Excellent

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

TRAPPIST-1b

TRAPPIST-1b is an Earth-sized exoplanet orbiting the ultra compact M-dwarf star TRAPPIST-1. Located 39 light-years from...

Ultra Compact Transiting Earth Sized M Dwarf

8.9 Great

TRAPPIST-1h

TRAPPIST-1h is the outermost of the seven TRAPPIST-1 planets, announced in 2017; it likely receives insufficient stellar...

Cold Transiting Earth Sized Trappist

8.7 Great

LHS 1140 b

Discovered in 2017, LHS 1140 b is a super-Earth exoplanet notable for orbiting within the habitable zone of a red dwarf...

Transiting Super Earth Habitable Zone Potentially Habitable

8.7 Great

CoRoT-7b

Discovered in 2009 by the French CoRoT space telescope, CoRoT-7b is notable for being the first rocky exoplanet ever fou...

Rocky Transiting Ultrashort Period Super Earth

8.6 Great

GJ 1214 b

GJ 1214 b is a mini-Neptune discovered in 2009 orbiting a red dwarf 42 light-years away; it was among the first small ex...

Water World Transiting Sub Neptune M Dwarf

8.5 Great

TOI-700 d

TOI-700 d is an Earth-sized exoplanet discovered by NASA's TESS satellite in 2020, notable for being one of the few pote...

Earth Sized Habitable Zone Potentially Habitable M Dwarf

8.5 Great

Gliese 581 c

Gliese 581 c is a super-Earth announced in 2007 as an early habitable-zone candidate; later analysis concluded it is lik...

Rocky Radial Velocity Super Earth M Dwarf

8.4 Great

HD 219134 b

A rocky super-Earth exoplanet discovered in 2015, notable for being one of the closest transiting exoplanets to our sola...

Rocky Nearby Transiting Super Earth

8.4 Great

Kepler-296e

Super-Earth confirmed in 2014 orbiting within the habitable zone of Kepler-296, a red dwarf binary system ~1,200 light-y...

Kepler Transiting Super Earth Habitable Zone

8.2 Great

Kepler-10c

A large super-Earth in the Kepler-10 system initially described as a possible rocky mega-Earth with roughly 17 Earth mas...

Rocky Kepler Transiting Super Earth

8.1 Great

Kepler-20f

A near-Earth-sized planet in the Kepler-20 system confirmed alongside Kepler-20e in December 2011, with a radius slightl...

Hot Rocky Kepler Super Earth

8.0 Great

summarize Quick Comparison Summary

Alternative	Score	vs TRAPPIST-1c	Action
Proxima Centauri b Exoplanet Radial Velocity Super Earth Habitable Zone	9.9 Brilliant	+0.8	Compare
TRAPPIST-1e Exoplanet Transiting Earth Sized Habitable Zone	9.8 Brilliant	+0.7	Compare
Kepler-186f Exoplanet Kepler Super Earth Earth Sized	9.7 Brilliant	+0.6	Compare
HD 209458 b Exoplanet Giant Hot Jupiter Transiting	9.6 Brilliant	+0.5	Compare
KELT-9b Exoplanet Giant Hot Jupiter Transiting	9.5 Brilliant	+0.4	Compare
TRAPPIST-1f Exoplanet Transiting Earth Sized Habitable Zone	9.5 Brilliant	+0.4	Compare
TRAPPIST-1g Exoplanet Rocky Transiting Earth Sized	9.4 Excellent	+0.3	Compare
Kepler-1649c Exoplanet Kepler Super Earth Earth Sized	9.3 Excellent	+0.2	Compare
K2-18b Exoplanet Transiting Sub Neptune Habitable Zone	9.3 Excellent	+0.2	Compare
TRAPPIST-1b Exoplanet Ultra Compact Transiting Earth Sized	8.9 Great	-0.2	Compare

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help Frequently Asked Questions

What are the best alternatives to TRAPPIST-1c?

The top alternatives to TRAPPIST-1c in 2026 include Proxima Centauri b, TRAPPIST-1e, Kepler-186f, HD 209458 b, KELT-9b. Each offers unique features and is objectively scored on Lunoo to help you compare.

How does TRAPPIST-1c compare to its competitors?

Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. TRAPPIST-1c scores 9.1/10. Click any alternative above to see a detailed side-by-side comparison.

Is TRAPPIST-1c worth it in 2026?

TRAPPIST-1c scores 9.1/10 on Lunoo, making it a highly-rated option in the Exoplanet category. However, alternatives like Proxima Centauri b may better suit specific needs.

What is the best free alternative to TRAPPIST-1c?

Several alternatives to TRAPPIST-1c 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 TRAPPIST-1c?

Common reasons users look for TRAPPIST-1c 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 TRAPPIST-1c are there?

Lunoo currently lists 20 scored alternatives to TRAPPIST-1c in the Exoplanet category, ranked by our AI-powered evaluation system.

Which TRAPPIST-1c alternative has the highest rating?

Proxima Centauri b currently holds the highest rating among TRAPPIST-1c alternatives with a score of 9.9/10.

Can I use Proxima Centauri b instead of TRAPPIST-1c?

Proxima Centauri b is one of the top-rated alternatives to TRAPPIST-1c. 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 TRAPPIST-1c?

Pricing varies among TRAPPIST-1c 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 TRAPPIST-1c 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.

TRAPPIST-1c vs Proxima Centauri b: which is better?

TRAPPIST-1c scores 9.1/10 while Proxima Centauri b scores 9.9/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

TRAPPIST-1c vs TRAPPIST-1e: which is better?

TRAPPIST-1c scores 9.1/10 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.

TRAPPIST-1c vs Kepler-186f: which is better?

TRAPPIST-1c scores 9.1/10 while Kepler-186f scores 9.7/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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