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swap_horiz GJ 357 c Alternatives

Looking for alternatives to GJ 357 c? Compare the top Exoplanet options ranked by our AI scoring system.

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GJ 357 c

GJ 357 c

Exoplanet Warm Radial Velocity Super Earth Multi Planet M Dwarf

GJ 357 c is a non-transiting super-Earth announced in 2019 alongside GJ 357 b and d via radial-velocity measurements, with a minimum mass of approximately 3.4 Earth masses.

5.8 Mediocre

apps Top GJ 357 c Alternatives

The top alternative to GJ 357 c in 2026 is Proxima Centauri b with a score of 9.9/10, followed by Gliese 581 c (8.4) and GJ 667Cc (8.2).

1
Proxima Centauri b

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
2
Gliese 581 c

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
3
GJ 667Cc

GJ 667Cc

GJ 667Cc is a super-Earth orbiting within the habitable zone of the M-dwarf component of the triple-star system GJ 667,...

Radial Velocity Super Earth Habitable Zone M Dwarf
8.2 Great
4
Ross 128 b

Ross 128 b

Ross 128 b is a temperate, near-Earth-mass planet orbiting red dwarf Ross 128 (~11 ly), discovered in 2017 by Xavier Bon...

Radial Velocity Nearby Super Earth Habitable Zone
8.2 Great
5
Gliese 581 d

Gliese 581 d

Gliese 581 d is a super-Earth announced in 2007 in the outer habitable zone of Gliese 581; its existence remains debated...

Cold Radial Velocity Super Earth M Dwarf
7.8 Good
6
61 Virginis c

61 Virginis c

A super-Earth discovered in 2009 orbiting the solar analog 61 Virginis every 38 days, detected through high-precision ra...

Warm Radial Velocity Super Earth Multi Planet
6.8 Fair
7
LHS 1140 c

LHS 1140 c

LHS 1140 c is a dense, Earth-sized exoplanet discovered in 2017, notable for orbiting very close to a nearby red dwarf s...

Warm Transiting Super Earth Multi Planet
6.8 Fair
8
Wolf 1061 b

Wolf 1061 b

Wolf 1061 b is the innermost of three super-Earths orbiting Wolf 1061 (~14 ly), discovered in 2015 by Robert Wittenmyer'...

Hot Radial Velocity Super Earth Multi Planet
6.6 Fair
9
YZ Ceti c

YZ Ceti c

YZ Ceti c is the second planet in the YZ Ceti system (~12 ly), discovered in 2017 using the HARPS spectrograph as part o...

Warm Radial Velocity Multi Planet M Dwarf
6.6 Fair
10
YZ Ceti d

YZ Ceti d

YZ Ceti d is the outermost known planet of YZ Ceti (~12 ly), discovered in 2017 and later noted for potentially generati...

Warm Radial Velocity Multi Planet M Dwarf
6.6 Fair
11
HD 40307 c

HD 40307 c

A super-Earth in the HD 40307 system discovered in 2008, orbiting every 9.6 days, and part of one of the first confirmed...

Warm Radial Velocity Super Earth Multi Planet
6.5 Fair
12
HD 40307 d

HD 40307 d

The outermost of the three originally detected super-Earths around HD 40307, announced in 2008, completing its orbit eve...

Warm Radial Velocity Super Earth Multi Planet
6.5 Fair
13
HD 192310 b

HD 192310 b

HD 192310 b is a Neptune-mass exoplanet orbiting the nearby K-type star HD 192310 about 29 light-years away, discovered...

Warm Radial Velocity Super Earth Multi Planet
6.5 Fair
14
GJ 3293 b

GJ 3293 b

A Neptune-like exoplanet discovered in 2013, notable for being one of the longest-period planets detected using the radi...

Warm Radial Velocity Neptune Class Multi Planet
6.4 Fair
15
GJ 1132 c

GJ 1132 c

GJ 1132 c is a super-Earth in the GJ 1132 system announced in 2018, orbiting near the outer habitable zone of its red dw...

Warm Transiting Super Earth Multi Planet
6.2 Fair
16
HD 40307 e

HD 40307 e

One of three additional planets announced in 2012 expanding the HD 40307 system to at least six worlds, all with minimum...

Warm Radial Velocity Super Earth Multi Planet
6.2 Fair
17
GJ 273 c

GJ 273 c

GJ 273 c is a small planet orbiting Luyten's Star closer to the star than GJ 273 b, co-discovered in 2017 in the same HA...

Warm Radial Velocity Super Earth Multi Planet
6.2 Fair
18
GJ 3293 c

GJ 3293 c

A Neptune-mass exoplanet discovered in 2013, notable for orbiting its M-dwarf host star in a system that contains multip...

Warm Radial Velocity Super Earth Multi Planet
6.2 Fair
19
GJ 3293 d

GJ 3293 d

A super-Earth exoplanet discovered in 2017, notable for orbiting within the conservative habitable zone of its red dwarf...

Radial Velocity Super Earth Multi Planet Habitable Zone
6.0 Fair
20
GJ 3293 e

GJ 3293 e

A super-Earth exoplanet confirmed in 2017, notable for being the innermost known planet in the GJ 3293 system, orbiting...

Warm Radial Velocity Neptune Class Multi Planet
5.8 Mediocre

summarize Quick Comparison Summary

Alternative Score vs GJ 357 c Action
Proxima Centauri b
Proxima Centauri b
Exoplanet Radial Velocity Super Earth Habitable Zone
9.9 Brilliant +4.1 Compare
Gliese 581 c
Gliese 581 c
Exoplanet Rocky Radial Velocity Super Earth
8.4 Great +2.6 Compare
GJ 667Cc
GJ 667Cc
Exoplanet Radial Velocity Super Earth Habitable Zone
8.2 Great +2.4 Compare
Ross 128 b
Ross 128 b
Exoplanet Radial Velocity Nearby Super Earth
8.2 Great +2.4 Compare
Gliese 581 d
Gliese 581 d
Exoplanet Cold Radial Velocity Super Earth
7.8 Good +2.0 Compare
61 Virginis c
61 Virginis c
Exoplanet Warm Radial Velocity Super Earth
6.8 Fair +1.0 Compare
LHS 1140 c
LHS 1140 c
Exoplanet Warm Transiting Super Earth
6.8 Fair +1.0 Compare
Wolf 1061 b
Wolf 1061 b
Exoplanet Hot Radial Velocity Super Earth
6.6 Fair +0.8 Compare
YZ Ceti c
YZ Ceti c
Exoplanet Warm Radial Velocity Multi Planet
6.6 Fair +0.8 Compare
YZ Ceti d
YZ Ceti d
Exoplanet Warm Radial Velocity Multi Planet
6.6 Fair +0.8 Compare

See all Exoplanet ranked by score

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help Frequently Asked Questions

What are the best alternatives to GJ 357 c?
The top alternatives to GJ 357 c in 2026 include Proxima Centauri b, Gliese 581 c, GJ 667Cc, Ross 128 b, Gliese 581 d. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does GJ 357 c compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. GJ 357 c scores 5.8/10. Click any alternative above to see a detailed side-by-side comparison.
Is GJ 357 c worth it in 2026?
GJ 357 c scores 5.8/10 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 GJ 357 c?
Several alternatives to GJ 357 c 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 GJ 357 c?
Common reasons users look for GJ 357 c 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 GJ 357 c are there?
Lunoo currently lists 20 scored alternatives to GJ 357 c in the Exoplanet category, ranked by our AI-powered evaluation system.
Which GJ 357 c alternative has the highest rating?
Proxima Centauri b currently holds the highest rating among GJ 357 c alternatives with a score of 9.9/10.
Can I use Proxima Centauri b instead of GJ 357 c?
Proxima Centauri b is one of the top-rated alternatives to GJ 357 c. 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 GJ 357 c?
Pricing varies among GJ 357 c 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 GJ 357 c 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.
GJ 357 c vs Proxima Centauri b: which is better?
GJ 357 c scores 5.8/10 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.
GJ 357 c vs Gliese 581 c: which is better?
GJ 357 c scores 5.8/10 while Gliese 581 c scores 8.4/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
GJ 357 c vs GJ 667Cc: which is better?
GJ 357 c scores 5.8/10 while GJ 667Cc scores 8.2/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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Warm Radial Velocity Exoplanet Super Earth Multi Planet M Dwarf

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