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YSES 2 b

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Exoplanet orbiting YSES 2
YSES 2 b
Imaged at ESO/SPHERE/VLT by Bohn et al.
Discovery
Discovery date2021
Detection methodImaging
Designations
Alternative namesTYC 8984-2245-1 b, 2MASS J11275535-6626046 b
Orbital characteristics
Semi-major axis114 AU
Orbital period (sidereal)1176.5 y
Physical characteristics
Mass6.3+1.6
−0.9 MJ

YSES 2 b is an exoplanet orbiting the star YSES 2 (TYC 8984-2245-1) in the constellation of Musca. It was discovered through direct imaging by Bohn et al. in 2021. The planet is unusually far from its young host star.

Its year is 1176.5 Earth years, and its semi-major axis is 114 AU. Its mass is 6.3+1.6
−0.9 Jupiter masses, its radius is unknown, and its temperature is unknown.

YSES 2, the host star, is a young, Sun-like star. It is approximately 360 ly from Earth in Scorpius-Centaurus Association. Its age is 14 million years.

References

  1. ^ "The Extrasolar Planet Encyclopaedia — YSES 2 b". Extrasolar Planets Encyclopaedia. Retrieved 2021-06-05.
  2. ^ "Exoplanet-catalog". Exoplanet Exploration: Planets Beyond our Solar System. Retrieved 2021-06-22.
  3. ^ "Astronomers photograph giant exoplanet in unusual large orbit". earthsky.org. 2021-05-11. Retrieved 2021-06-22.
  4. "Giant planet at large distance from sun-like star puzzles astronomers - Astronomie.nl". www.astronomie.nl (in Dutch). Retrieved 2021-07-17.
2021 in space
Space probe and
telescope launches Space probes launched in 2021

Impact events
Selected NEOs
Exoplanets Exoplanets discovered in 2021
Discoveries
Comets Comets in 2021
Space
exploration
Constellation of Musca
Stars
Bayer
Variable
HR
HD
Other
Exoplanets
Star clusters
Nebulae
NGC
Other
Category


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