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Space Astro
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Info for exoplanet "Halipo"
| Scientific (actual) data |
| Name | K2-155 d |
| Planet status | Confirmed |
| Planet mass | 0.0154 |
| Radius | 0.17 |
| Orbital period | 40.718 |
| Semi major axis | 0.1937 |
| Inclination | 89.61 |
| Discovered | 2018 |
| Updated | 2025-09-11 |
| Tzero tr | 2457820 |
| Impact parameter | 0.44 |
| Temperature (kelvin) | 381 |
| Publication | Published in a refereed paper |
| Detection type | Primary Transit |
| Mass measurement type | Theoretical |
| Radius measurement type | Primary Transit |
| Alternate names | EPIC 210897587 d, 2MASS J04215245+2121131 d, LP 415-17 d, WISE J042152.63+212112.2 d |
| Star name | K2-155 |
| Right ascension | 65.47° |
| Declination | 21.35° |
| Mag v | 12.8 |
| Mag i | 12.289 |
| Mag j | 10.274 |
| Mag h | 9.686 |
| Star distance | 82 |
| Star metallicity | -0.3 |
| Star mass | 0.65 |
| Star radius | 0.58 |
| Star sp type | K7 |
| Star temperature | 4258 |
| Star alternate names | EPIC 210897587, 2MASS 04215245+21211, K2-155, 2MASS J04215245+2121131, LP 415-17, WISE J042152.63+212112.2 |
| Wikipedia article | K2-155 d |
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| Fictional info (?) |
| Suggested name | Halipo |
| Planet type | Cold planet |
| Its north and south poles, therefore, lie where most other planets have their equators. |
| Atmosphere | Hydrogen | 38% |
| Nitrogen | 21% |
| Hydrogen peroxide | 20% |
| Formaldehyde | 20% |
| Water vapor | 0.00092% |
| Atmospheric pressure | 0.026 bar |
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| Moon | Mepho El | Very small potato shaped oceanic asteroid |
| Hoelyp | Medium-sized round ice moon |
| Thipe Soban | Huge almost round rocky moon |
| Rirhe Sipo Moon | Huge potato shaped rocky moon |
| Google search for Halipo |
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Website by Joachim Michaelis
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