K2-18b, also known as EPIC 201912552 b, is an exoplanet orbiting the red dwarf K2-18, located 124 light-years (38 pc) away from Earth. The planet is a...
44 KB (5,101 words) - 21:36, 6 December 2024
Hycean planet (section K2-18b)
methane in the atmosphere of K2-18b, but it did not detect large amounts of ammonia. This supports the hypothesis that K2-18b could indeed have a water ocean...
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called K2-18b, a super-Earth located within the habitable zone of K2-18. It was discovered in 2015 by the Kepler space telescope in its K2 mission....
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a planet of its atmosphere, so it is now considered non-habitable. K2-3d and K2-18b were originally considered potentially habitable, and the latter remains...
59 KB (3,204 words) - 14:40, 4 December 2024
Archive. "K2-16c". NASA. Retrieved 2018-04-06. NASA Exoplanet Archive. "K2-17b". NASA. Retrieved 2018-04-06. NASA Exoplanet Archive. "K2-18b". NASA. Retrieved...
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team who studied the interior and atmosphere of the mini-Neptune exoplanet K2-18b. They found that in certain cases, liquid water may exist on the planet's...
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Kepler-705b, another habitable-zone sub-Neptune K2-18b, which is confirmed to have a wet atmosphere K2-3d, an extremely low-density planet for its mass...
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methane problem for K2-18b. The observations showed strong absorption due to methane, but was not able to detect any ammonia in K2-18b. The research team...
103 KB (11,003 words) - 20:18, 24 October 2024
September 12, 2023, NASA announced that their investigation into exoplanet K2-18b revealed the possible presence of dimethyl sulfide, noting "On Earth, this...
21 KB (2,082 words) - 02:15, 29 October 2024
Space Telescope detects carbon dioxide and methane in the atmosphere of K2-18b, a potentially habitable exoplanet around 8.6 times the mass of Earth. Webb's...
489 KB (44,581 words) - 14:13, 9 December 2024
red dwarf 31 light years away. K2-18b is an exoplanet 124 light-years away, orbiting in the habitable zone of the K2-18, a red dwarf. This planet is...
134 KB (13,720 words) - 16:19, 6 November 2024
Astronomers announce the detection of water in the atmosphere of exoplanet K2-18b, the first such discovery for an exoplanet in the habitable zone around...
208 KB (16,959 words) - 13:11, 1 December 2024
2019). "Water Vapor and Clouds on the Habitable-zone Sub-Neptune Exoplanet K2-18b". The Astrophysical Journal Letters. 887 (1): L14. arXiv:1909.04642. Bibcode:2019ApJ...
198 KB (20,836 words) - 04:08, 11 December 2024
TOI-700 e TOI-3235 b WASP-193b Silicates in VHS J1256–1257 b No atmosphere in TRAPPIST-1b No atmosphere in TRAPPIST-1c K2-18b of methane and carbon dioxide...
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comets." Other exoplanets with evidence of water vapor include HAT-P-11b and K2-18b. Air density Atmospheric river Boiling point Condensation in aerosol dynamics...
59 KB (6,461 words) - 19:37, 10 December 2024
TOI-700 e TOI-3235 b WASP-193b Silicates in VHS J1256–1257 b No atmosphere in TRAPPIST-1b No atmosphere in TRAPPIST-1c K2-18b of methane and carbon dioxide...
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latter leading to the discovery of a number of new exoplanets including K2-18b, which was subsequently found to contain water vapour in its atmosphere...
19 KB (2,007 words) - 07:35, 13 September 2024
TOI-700 e TOI-3235 b WASP-193b Silicates in VHS J1256–1257 b No atmosphere in TRAPPIST-1b No atmosphere in TRAPPIST-1c K2-18b of methane and carbon dioxide...
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potentially habitable planets orbiting red dwarfs, such as LHS 1140b or K2-18b have likely atmospheres. Another way that life could initially protect itself...
47 KB (5,683 words) - 08:51, 12 December 2024
Leonis is an evolved K-type red giant star with a stellar classification of K2 IIIb CN1 Ca1. It is believed to be on the red giant branch, where it is fusing...
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merger) GW190814 (first-ever "mass-gap" collision) J043947.08+163415.7 K2-18b water vapor M87* imaged PSR J0030+0451 mapped PSR J0740+6620 S5-HVS1 2I/Borisov...
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vapour in the atmosphere of the circumstellar habitable zone exoplanet K2-18b, which may be between 0 and 40 °C. Researchers at the Swiss Federal Institute...
257 KB (24,667 words) - 23:33, 29 November 2024
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
4 KB (447 words) - 18:15, 13 November 2024
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
5 KB (495 words) - 05:11, 19 November 2024
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
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Additional Planets Discovered by K2". The Astrophysical Journal. 812 (2): L18. arXiv:1508.02411. Bibcode:2015ApJ...812L..18B. doi:10.1088/2041-8205/812/2/L18...
80 KB (4,903 words) - 02:35, 10 December 2024
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
8 KB (628 words) - 16:53, 11 December 2024
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
8 KB (550 words) - 08:29, 23 August 2024
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
6 KB (411 words) - 16:17, 23 August 2023
436 b (Awohali) HD 81040 b HD 88133 b HD 89307 b HD 89345 b HD 96063 b (Ramajay) HD 99109 b (Perwana) HD 100777 b (Laligurans) HD 102272 b c K2-18b c...
9 KB (610 words) - 08:38, 23 August 2024