The most famous exoplanets
The top 3 according to 12 votes from people: Proxima Centauri b · The PSR B1257+12 planets · HD 209458 b. (Updated Nov 4, 2025.)
From 51 Pegasi b, the first planet found around a Sun-like star, to our nearest neighbour Proxima Centauri b, the seven worlds of TRAPPIST-1 and Kepler-16b, a "Tatooine" with two suns: the planets beyond the Solar System that get talked about most. Which is the most amazing?
Automatically translated (original in Русский). See the original
Top 16
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1
Proxima Centauri b
The nearest exoplanet to us, only 4.2 light-years away.
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2
The PSR B1257+12 planets
The first confirmed exoplanets (1992), around a neutron star.
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3
HD 209458 b
The first transiting exoplanet and the first with a detected atmosphere.
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4
Kepler-186 f
The first Earth-sized planet in a habitable zone (2014).
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5
Gliese 436 b
A huge cloud of hydrogen trails behind it.
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6
51 Pegasi b
The first planet around a Sun-like star (1995); a Nobel Prize for Mayor and Queloz.
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7
WASP-12 b
Its star is tearing it apart with tidal forces.
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8
HD 40307 g
A super-Earth with very strong gravity.
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9
Kepler-452 b
"Earth's cousin", around a Sun-like star (2015).
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10
Kepler-22 b
A habitable-zone planet found by the Kepler telescope.
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11
TRAPPIST-1 e
One of seven Earth-sized planets in a system 39 light-years away.
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12
K2-18 b
The first potentially habitable planet with water vapour in its atmosphere.
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13
Kepler-16 b
It orbits two stars, like Star Wars' Tatooine.
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14
55 Cancri e
A super-Earth with lava oceans, once nicknamed the "diamond planet".
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15
KELT-9 b
About 4,600 K: hotter than some stars.
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16
PSO J318.5-22
A rogue planet wandering without a star.
How is this ranking ordered? By people's votes: each ▲ adds a point and each ▼ takes one away. Anyone can vote and add what is missing.
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