Top Results for Habitable Zone
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Proxima Centauri b is an exoplanet orbiting Proxima Centauri, the closest star to our Sun. This super-Earth resides within its star’s habitable zone, raising possibilities for liquid water on its surface. Its proximity makes it a key target for astronomical study and future investigation by scientis...
TRAPPIST-1e is an Earth-sized exoplanet orbiting the ultra-cool dwarf star TRAPPIST-1. Its location within the habitable zone—the region around a star where liquid water could exist on a planet’s surface—makes it notable. Scientists study this world to assess its potential for hosting conditions sui...
Kepler-186f is an exoplanet approximately Earth-sized orbiting the red dwarf star Kepler-186. It resides within its star’s habitable zone, meaning liquid water could potentially exist on its surface. This makes it notable as one of the first discovered planets similar in size to Earth and residing i...
TRAPPIST-1f is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. It resides within the habitable zone where liquid water could exist on its surface. Its larger size and lower stellar flux compared to our Sun may result in significant ice coverage. Scientists study this planet for potential sign...
TRAPPIST-1g is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. Its notable size, approximately 1.13 times that of Earth, and location within the habitable zone make it a key target in the search for potentially life-supporting worlds. Scientists study this rocky planet to assess its atmospher...
Kepler-452b is an exoplanet orbiting a G-type star approximately 1,400 light-years from Earth. It’s notable as a super-Earth within its star's habitable zone, suggesting potential for liquid water on its surface. Scientists study this planet to understand the characteristics of potentially habitable...
Kepler-1649c is an exoplanet roughly Earth-sized orbiting a red dwarf star named Kepler-1649. Its location within its star’s habitable zone—the region where liquid water could exist on the surface—makes it notable. Scientists study this super-Earth to assess the potential for habitability around M-d...
K2-18b is a sub-Neptune exoplanet orbiting the M dwarf star K2-18. Located within its star’s habitable zone, it has garnered significant attention due to potential liquid water on its surface. Scientists are studying this planet to understand atmospheric compositions and assess conditions suitable f...
TRAPPIST-1d is an Earth-sized exoplanet orbiting the TRAPPIST-1 star. It resides within the system's habitable zone, raising possibilities for liquid water on its surface. The planet’s rocky composition and size make it a subject of interest for astronomers studying potentially habitable worlds beyo...
Kepler-442b is an exoplanet orbiting a cooler star approximately 1,200 light-years from Earth. Its size and position within its star’s habitable zone make it notable for potential liquid water on its surface. Scientists study this super-Earth to understand the diversity of planets capable of support...
LHS 1140 is an M-type red dwarf star located approximately 40 light-years from Earth in the constellation Cetus. The star hosts at least two confirmed exoplanets, including LHS 1140 b, a rocky super-Earth orbiting within the star's habitable zone that was discovered in 2017 by the MEarth survey. LHS...
Why this score
Nearby habitable-zone super-Earth host and atmospheric target, high current scientific interest.
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Kepler-22 is a G-type main-sequence star located approximately 620 light-years away in the constellation Cygnus. It is notable for hosting Kepler-22b, an exoplanet announced in 2011 as the first confirmed planet discovered by the Kepler space telescope to orbit within the habitable zone of a Sun-lik...
Why this score
Early habitable-zone Kepler milestone, strong public attention, though later habitability claims remain cautious.
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Kepler-62f is an exoplanet located in the Kepler-62 system. It’s notable as a super-Earth orbiting a red dwarf star within its habitable zone. This means it receives approximately the same amount of energy from its star as Earth does, raising possibilities for liquid water on its surface. The planet...
Kepler-22b is an exoplanet orbiting a G-type star similar to our Sun. Discovered by NASA’s Kepler mission in 2011, it resides within its star's habitable zone, the region where liquid water could potentially exist on a planet’s surface. This “super-Earth,” roughly 2.4 times Earth’s size, is notable...
Kepler-442 is an orange K-type main-sequence star located approximately 1,200 light-years away in the direction of the constellation Lyra. It hosts a confirmed exoplanet, Kepler-442b, a super-Earth roughly 2.3 times the mass of Earth that orbits within the star's habitable zone. The planet was disco...
Why this score
High Earth-similarity Kepler candidate host, strong habitability reputation despite distant faint host.
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TOI-700 is a red dwarf star of spectral class M located approximately 101 light-years from Earth in the constellation Dorado. The star is host to at least three confirmed exoplanets, discovered by NASA's Transiting Exoplanet Survey Satellite (TESS) mission. TOI-700 d, the outermost planet, orbits wi...
Why this score
Nearby M dwarf with Earth-sized habitable-zone planets, strong TESS-era reputation.
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Kepler-62 is a K-type main-sequence star located approximately 990 light-years away in the constellation Lyra. NASA's Kepler space telescope detected five planets orbiting the star, announced in 2013, two of which (Kepler-62e and Kepler-62f) orbit within the star's habitable zone where liquid water...
Why this score
Five-planet Kepler system with two habitable-zone candidates, strong exoplanet interest.
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Kepler-452 is a G-class main-sequence star located approximately 1,400 light-years away in the constellation Cygnus. It is notable for hosting the exoplanet Kepler-452b, which was discovered by NASA's Kepler space telescope and announced in 2015. Kepler-452b was the first near-Earth-sized planet fou...
Why this score
Earth-cousin publicity and Sun-like host, notable but some consensus tempered by uncertain habitability.
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Kepler-62e is an exoplanet orbiting the star Kepler-62. It’s notable as a super-Earth residing within its star's habitable zone, the region where liquid water could potentially exist on the planet’s surface. This makes it of interest to astronomers studying the possibility of other Earth-like worlds...
Kepler-438 is a K-type star roughly 470 light-years away with Kepler-438b, a near-Earth-sized planet in the habitable zone ranked among the most Earth-like exoplanets identified by the Kepler mission.
Why this score
Near-Earth-sized habitable-zone planet host, notable but stellar activity complicates habitability consensus.
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LHS 1140 b is an exoplanet approximately seven times Earth’s mass, orbiting the M-dwarf star LHS 1140. Its location within the habitable zone—the region around a star where liquid water could exist on a planet's surface—makes it significant for astronomical research. Scientists study this super-Eart...
GJ 581 is an M-type red dwarf star located approximately 20 light-years from Earth in the constellation Libra. It hosts a multi-planet system that includes several confirmed exoplanets orbiting near the star's habitable zone. This system sparked significant astronomical debate following the claimed...
Why this score
Famous early habitable-planet claims and controversy, high recognition despite disputed candidates.
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Kepler-1649 is an M-type red dwarf star located roughly 300 light-years from Earth in the direction of the constellation Cygnus. The star is notable for hosting Kepler-1649c, an Earth-sized exoplanet that orbits within the star's habitable zone. This system gained attention in 2020 when researchers...
Why this score
Recovered Earth-sized habitable-zone planet host, strong Kepler legacy but lower fame than TRAPPIST-1.
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Kepler-438b is a near-Earth-sized exoplanet confirmed by NASA in 2015, orbiting within the habitable zone of a red dwarf star located approximately 472 light-years away. It has a radius only 12 percent larger than Earth's, making it one of the most Earth-like planets discovered in terms of physical...
TOI-700 d is an Earth-sized exoplanet discovered in 2020 using data from NASA's Transiting Exoplanet Survey Satellite (TESS). It orbits a nearby red dwarf star within its conservative habitable zone, a region where liquid water could theoretically exist on the surface. The planet is tidally locked t...
Kepler-69c is a super-Earth exoplanet announced in 2013, discovered using data from NASA's now-retired Kepler space telescope. It orbits a sun-like G-type star within the Kepler-69 system, positioned near the inner edge of the conservative habitable zone. Although its location initially suggested it...
Kepler-47c is a giant exoplanet orbiting in the Kepler-47 circumbinary system, which was announced in 2012. It holds the distinction of being the first circumbinary planet discovered orbiting within the habitable zone of its two host stars. Despite its placement in the habitable zone, the planet its...
Teegarden's Star b is a potentially Earth-like exoplanet situated in the habitable zone of the ultra-cool red dwarf star Teegarden's Star. Located approximately 12.5 light-years away from Earth, it was discovered in 2019 by a team led by Mathias Zechmeister using the radial velocity method. The plan...
Kepler-296f is a transiting exoplanet categorized as a super-Earth, located approximately 1,000 light-years away. Confirmed by NASA's Kepler mission in 2014, it orbits within the habitable zone of a binary star system composed of two red dwarfs. This positioning makes it a subject of ongoing study f...
GJ 832, also cataloged as Gliese 832, is a red dwarf star of spectral type M2V situated approximately 16 light-years away in the constellation of Grus. It is known to host a multi-planet system, including the gas giant GJ 832 b, discovered in 2008, which behaves similarly to Jupiter in our own solar...
Why this score
Nearby red dwarf with Jupiter analog and debated super-Earth, interesting but mixed certainty.
ui.x_scoring_methodologyFrequently Asked Questions
What leads the Habitable Zone ranking?
Proxima Centauri b currently leads the Habitable Zone results with a displayed score of 9.11/10. This is an editorial ranking result for the items included on this page, not a universal verdict for every use case.
How should I read the score and confidence label?
The 0 to 10 score is Lunoo's ranking judgment. Strong confidence means 10 or more recorded comparison checks, some means 2 to 9, and provisional means fewer than 2.
What supports this ranking?
Lunoo combines category fit, feature coverage, pricing and value signals, public reception, recency, and peer comparisons. Public source links support factual item details when available, but they are not required for membership in this 51-item ranking.
Can I compare the leading results for Habitable Zone?
Yes. The comparison links put adjacent leaders side by side so you can inspect differences that one ranking score cannot capture.
