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Space Astro
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Info for exoplanet "Aturena Vo"
| Scientific (actual) data |
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| Name | HD 18438 b |
| Planet status | Confirmed |
| Mass sini | 21 |
| Orbital period | 803 |
| Semi major axis | 2.1 |
| Orbit eccentricity | 0.1 |
| Discovered | 2023 |
| Updated | 2023-03-16 |
| Omega | 167 |
| Tperi | 2455370 |
| K | 305 |
| Publication | Published in a refereed paper |
| Detection type | Radial Velocity |
| Mass measurement type | Radial Velocity |
| Star name | HD 18438 |
| Right ascension | 46.53° |
| Declination | 79.42° |
| Mag v | 5.6 |
| Star distance | 225 |
| Star metallicity | -0.4 |
| Star mass | 1.84 |
| Star radius | 88.5 |
| Star sp type | M2.5 III |
| Star age | 5.5 |
| Star temperature | 3860 |
| Wikipedia article | HD 18438 b |
Back
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| Fictional info (?) |
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| Aturena Vo |
| Cold planet |
| Having almost no atmosphere to retain heat, it has surface temperatures that vary diurnally more than on any other planet in its solar system, ranging from 55°K (-218°C) at night to 490°K (217°C) during the day across the equatorial regions.
lengthy journey. |
| Atmosphere | Oxygen | 99% |
| 2H2O | 0.17% |
| Nitrogen | 0.12% |
| Nitric oxide | 0.031% |
| Argon | 0.0058% |
| 29 bar |
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| No known satellites |
| Google search for Aturena vo |
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Website by Joachim Michaelis
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