Astronomy:TOI-5678 b
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Short description: Exoplanet
| Discovery[1] | |
|---|---|
| Discovered by | Planet Hunters team (TESS) |
| Discovery date | 2023 |
| Transit | |
| Orbital characteristics[1] | |
| Orbital period | 47.7 d |
| Inclination | 89.83 (± 0.12) ° |
| Star | TOI-5678 |
| Physical characteristics[1] | |
| Mean radius | 0.438±0.0071 RJ |
| Mass | 20±4 M⊕ |
| Physics | 513±8 K |
TOI-5678 b is a Neptune-like exoplanet, located 539 light-years away, that orbits a G-type star. It was found in 2023,[2] located in the constellation Pegasus.
Characteristics
Mass and Radius
TOI-5678 b was discovered using the transit method. TOI-5678 b has a mass of 0.063±0.013 Jupiter mass or 20.0 M⊕ and a radius of 0.438±0.0071 RJ or 4.9 R⊕.[3]
Orbit
TOI-5678 b has a significantly shorter orbital period than Earth. The exoplanet has an orbital period of 48 days.
Host star
The host star of TOI-5678 b is TOI-5678.
The star is a G-type star and is not visible with the unaided eye from Earth. The star has 91% of the Sun's mass.[4]
See also
- List of exoplanets discovered in 2023
- List of exoplanets
- Transit method
References
- ↑ 1.0 1.1 1.2 Ulmer-Moll, S.; Osborn, H. P.; Tuson, A.; Egger, J. A.; Lendl, M.; Maxted, P.; Bekkelien, A.; Simon, A. E. et al. (June 1, 2023). "TOI-5678 b: A 48-day transiting Neptune-mass planet characterized with CHEOPS and HARPS". Astronomy & Astrophysics 674: A43. doi:10.1051/0004-6361/202245478. Bibcode: 2023A&A...674A..43U.
- ↑ "Exoplanet-catalog". https://exoplanets.nasa.gov/exoplanet-catalog/8939/toi-5678-b/.
- ↑ "The Extrasolar Planet Encyclopaedia — TOI-5678 b". Extrasolar Planets Encyclopaedia. https://exoplanet.eu/catalog/toi_5678_b--8690/.
- ↑ "★ TOI 5678". https://www.stellarcatalog.com/stars/toi-5678.
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