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Star in the constellation Reticulum
HD 21749 is an orange main-sequence star in the constellation Reticulum. It has an apparent visual magnitude of 8.143, which means it is too dim to be
HD_21749
NASA satellite of the Explorer program
as 427 °C. Both known planets in the system, HD 21749 b and HD 21749 c, were discovered by TESS. HD 21749 c represents the 10th confirmed planet discovery
Transiting Exoplanet Survey Satellite
Transiting_Exoplanet_Survey_Satellite
Earth-size Planets and an Earth-size Candidate Transiting the Nearby Star HD 101581", The Astronomical Journal, 169 (1): 47, arXiv:2412.08863, Bibcode:2025AJ
List of exoplanets discovered by the TESS mission
List_of_exoplanets_discovered_by_the_TESS_mission
Jeffrey D; Shectman, Stephen A; Beletsky, Yuri (2021-03-11). "Revisiting the HD 21749 planetary system with stellar activity modelling". Monthly Notices of the
List of star systems within 50–55 light-years
List_of_star_systems_within_50–55_light-years
August 2015. "HD 55". SIMBAD. Retrieved 1 March 2025. "HD 38A". SIMBAD. Retrieved 1 March 2025. "HD 142". SIMBAD. Retrieved 1 March 2025. "HD 142B". SIMBAD
List of Gliese and GJ objects (1-1000)
List_of_Gliese_and_GJ_objects_(1-1000)
K-type main-sequence star
Size comparison of the three known planets of HD 21749 (artistic concept) with Earth
K2-229
Hipparcos and Tycho Catalogues". Retrieved 2006-12-26. Kostjuk, N. D. (2002). "HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index". Retrieved 2006-12-26. Roman, N
List_of_stars_in_Reticulum
et al. (2019), "Hot, rocky and warm, puffy super-Earths orbiting TOI-402 (HD 15337)", Astronomy & Astrophysics, 627: A43, arXiv:1903.05419, Bibcode:2019A&A
List of exoplanets discovered in 2019
List_of_exoplanets_discovered_in_2019
Star in the constellation Reticulum
Dutch-American astronomer Willem Jacob Luyten proposed that the G3V star HD 24293 formed a third component of this system, based upon similar proper motions
Beta_Reticuli
Star in the constellation Reticulum
P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan
Eta_Reticuli
Star in the constellation Reticulum
HR 1475 HD 21693 21749 23079 (Tupi) 23127 25171 27894 Other 2MASS J03480772−6022270 WISE 0350−5658 WISE 0359−5401 Exoplanets ε Reticuli b HD 23079 b (Guarani)
Theta_Reticuli
Star system in the constellation Reticulum
two-dimensional spectral types for the HD stars", University of Michigan Catalogue of two-dimensional spectral types for the HD stars. Volume I. Declinations -90_
Kappa_Reticuli
Variable star in the constellation Reticulum
P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan
Gamma_Reticuli
Star in the constellation Reticulum
P. (1978), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor: Dept. of Astronomy, University of Michigan, Bibcode:1975mcts
Iota_Reticuli
Star in the constellation Reticulum
P. (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan
Delta_Reticuli
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