search
Get Started
search

swap_horiz TOI-178 b Alternatives

Looking for alternatives to TOI-178 b? Compare the top Exoplanet options ranked by our AI scoring system.

You're looking at alternatives to:
TOI-178 b

TOI-178 b

TOI-178 b is a transiting super-Earth-sized exoplanet with a radius close to 1.2 Earth radii and an orbital period of about 1.9 days. It is the innermost known planet around the late K-type star TOI-178. The system also contains five more transiting planets, but the main 2:4:6:9:12 Laplace-resonance...

6.8 Fair

apps Top TOI-178 b Alternatives

The top alternative to TOI-178 b in 2026 is Kepler-442b with a score of 9.1/10, followed by Kepler-22b (9.0) and Kepler-62f (9.0).

1
Kepler-442b

Kepler-442b

Kepler-442b is an exoplanet orbiting a cooler star approximately 1,200 light-years from Earth. Its size and position wit...

Kepler Transiting Super Earth Habitable Zone
9.1 Excellent
2
Kepler-22b

Kepler-22b

Kepler-22b is an exoplanet orbiting a G-type star similar to our Sun. Discovered by NASA’s Kepler mission in 2011, it re...

Water World Kepler Transiting Super Earth
9.0 Excellent
3
Kepler-62f

Kepler-62f

Kepler-62f is an exoplanet located in the Kepler-62 system. It’s notable as a super-Earth orbiting a red dwarf star with...

Kepler Transiting Super Earth Habitable Zone
9.0 Excellent
4
Kepler-90i

Kepler-90i

Kepler-90i is an Earth-sized exoplanet orbiting within the habitable zone of its star, Kepler-90. Its discovery in 2017...

Machine Learning Kepler Transiting Super Earth
8.9 Great
5
Kepler-62e

Kepler-62e

Kepler-62e is an exoplanet orbiting the star Kepler-62. It’s notable as a super-Earth residing within its star's habitab...

Water World Kepler Transiting Super Earth
8.8 Great
6
HD 219134 b

HD 219134 b

HD 219134 b is a rocky super-Earth exoplanet located approximately 21 light-years away in the constellation Cassiopeia....

Rocky Nearby Transiting Super Earth
8.4 Great
7
Pi Mensae c

Pi Mensae c

Pi Mensae c is an exoplanet orbiting the G-type main-sequence star Pi Mensae, located approximately 60 light-years from...

Warm Transiting Super Earth G Star
8.2 Great
8
TOI-715 b

TOI-715 b

TOI-715 b is a super-Earth exoplanet discovered by NASA's Transiting Exoplanet Survey Satellite (TESS) through the trans...

Transiting Super Earth Habitable Zone M Dwarf
7.5 Good
9
HD 219134 c

HD 219134 c

HD 219134 c is a transiting exoplanet orbiting HD 219134, a nearby K-type main-sequence star about 21 light-years from E...

Rocky Nearby Transiting Super Earth
7.4 Good
10
HD 3167 b

HD 3167 b

HD 3167 b is a transiting super-Earth orbiting the K-type star HD 3167. It completes an orbit in roughly 23 hours and ha...

Rocky Transiting Ultrashort Period Super Earth
7.2 Good
11
L 98-59 c

L 98-59 c

L 98-59 c is a confirmed small planet orbiting the nearby M dwarf L 98-59 and is the second planet in the system's origi...

Warm Transiting Super Earth M Dwarf
7.0 Good
12
L 98-59 d

L 98-59 d

L 98-59 d is a confirmed transiting planet in the compact system around the nearby M dwarf L 98-59. NASA's TESS mission...

Warm Transiting Super Earth M Dwarf
7.0 Good
13
HD 21749 b

HD 21749 b

HD 21749 b is a confirmed transiting planet orbiting the K-type star HD 21749 in the southern constellation Reticulum. N...

Temperate Transiting Sub Neptune Tess
7.0 Good
14
GJ 357 b

GJ 357 b

GJ 357 b is a transiting exoplanet with a radius about 1.2 times Earth's, discovered through NASA's TESS observations of...

Hot Transiting Super Earth M Dwarf
6.8 Fair
15
HD 21749 c

HD 21749 c

HD 21749 c is a transiting planet with a radius estimated at about 0.9 Earth radii and an orbital period of approximatel...

Hot Transiting Earth Sized Tess
6.8 Fair
16
TOI-178 c

TOI-178 c

TOI-178 c is a transiting exoplanet with a radius about 1.75 times Earth's and an orbital period of roughly 3.2 days. It...

Transiting Super Earth Tess K Star
6.8 Fair
17
TOI-178 d

TOI-178 d

TOI-178 d is a transiting exoplanet orbiting the late K-type star TOI-178, whose system contains six known transiting pl...

Transiting Sub Neptune Tess K Star
6.8 Fair
18
TOI-178 e

TOI-178 e

TOI-178 e is a transiting planet in the six-planet TOI-178 system, orbiting a late K-type star about once every 10 days....

Transiting Sub Neptune Tess K Star
6.8 Fair
19
TOI-178 f

TOI-178 f

TOI-178 f is the second-outermost known planet in the six-planet TOI-178 system. It is a transiting planet in the super-...

Transiting Sub Neptune Tess K Star
6.8 Fair
20
TOI-178 g

TOI-178 g

TOI-178 g is the outermost known planet in the six-planet TOI-178 system, a compact system orbiting a late K-type star....

Transiting Sub Neptune Tess K Star
6.8 Fair

summarize Quick Comparison Summary

Alternative Score vs TOI-178 b Action
Kepler-442b
Kepler-442b
Exoplanet Kepler Transiting Super Earth
9.1 Excellent +2.3 Compare
Kepler-22b
Kepler-22b
Exoplanet Water World Kepler Transiting
9.0 Excellent +2.2 Compare
Kepler-62f
Kepler-62f
Exoplanet Kepler Transiting Super Earth
9.0 Excellent +2.2 Compare
Kepler-90i
Kepler-90i
Exoplanet Machine Learning Kepler Transiting
8.9 Great +2.1 Compare
Kepler-62e
Kepler-62e
Exoplanet Water World Kepler Transiting
8.8 Great +2.0 Compare
HD 219134 b
HD 219134 b
Exoplanet Rocky Nearby Transiting
8.4 Great +1.6 Compare
Pi Mensae c
Pi Mensae c
Exoplanet Warm Transiting Super Earth
8.2 Great +1.4 Compare
TOI-715 b
TOI-715 b
Exoplanet Transiting Super Earth Habitable Zone
7.5 Good +0.7 Compare
HD 219134 c
HD 219134 c
Exoplanet Rocky Nearby Transiting
7.4 Good +0.6 Compare
HD 3167 b
HD 3167 b
Exoplanet Rocky Transiting Ultrashort Period
7.2 Good +0.4 Compare

See all Exoplanet ranked by score

emoji_events View Full Exoplanet Rankings

help Frequently Asked Questions

What are the best alternatives to TOI-178 b?
The top alternatives to TOI-178 b in 2026 include Kepler-442b, Kepler-22b, Kepler-62f, Kepler-90i, Kepler-62e. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does TOI-178 b compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. TOI-178 b scores 6.8/10. Click any alternative above to see a detailed side-by-side comparison.
Is TOI-178 b worth it in 2026?
TOI-178 b scores 6.8/10 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 TOI-178 b?
Several alternatives to TOI-178 b 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 TOI-178 b?
Common reasons users look for TOI-178 b 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 TOI-178 b are there?
Lunoo currently lists 20 scored alternatives to TOI-178 b in the Exoplanet category, ranked by our AI-powered evaluation system.
Which TOI-178 b alternative has the highest rating?
Kepler-442b currently holds the highest rating among TOI-178 b alternatives with a score of 9.1/10.
Can I use Kepler-442b instead of TOI-178 b?
Kepler-442b is one of the top-rated alternatives to TOI-178 b. 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 TOI-178 b?
Pricing varies among TOI-178 b 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 TOI-178 b 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.
TOI-178 b vs Kepler-442b: which is better?
TOI-178 b scores 6.8/10 while Kepler-442b scores 9.1/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
TOI-178 b vs Kepler-22b: which is better?
TOI-178 b scores 6.8/10 while Kepler-22b scores 9.0/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
TOI-178 b vs Kepler-62f: which is better?
TOI-178 b scores 6.8/10 while Kepler-62f scores 9.0/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

Compare Items

See how they stack up against each other

Comparing
VS
Select 1 more item to compare