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Catalogue étoile
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Liste des etoile

        Notre galaxie, la Voie lactée, abrite des milliards d'étoiles, des plus massives et brillantes aux plus faibles vestiges stellaires. Certaines étoiles sont isolées, tandis que beaucoup font partie de systèmes binaires ou multiples. Cette page présente une liste des étoiles les plus proches du Système solaire, permettant de cartographier notre voisinage stellaire et de comprendre la diversité des étoiles qui nous sont les plus proches.

La liste peut être filtrée par catégorie stellaire, ce qui vous permet d'explorer des types d'étoiles spécifiques comme les naines rouges, les étoiles semblables au Soleil, les naines blanches ou les naines brunes. Cette vue flexible facilite la comparaison de différentes populations stellaires et la concentration sur les objets d'intérêt. Bien que l'accent soit mis principalement sur les étoiles proches, le catalogue s'étend également au-delà de notre voisinage immédiat, offrant une perspective plus large sur les types d'étoiles au sein de notre galaxie.
    
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Etoile 2861-2880
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Nom de l étoile Mass Distance

G 29-18
M3 - 66.6 ly

PM J07186+0830E
- 66.6 ly

BD+05 2767
K5V - 66.6 ly

HD 34751
K6Vk - 66.6 ly

UCAC4 480-049635
M3.6 - 66.6 ly

G 41-18
M3.0Ve - 66.6 ly

Gamma Doradus
γ Dor, gam Dor, CD−51°1066, CPD−51°524, FK5 157, GC 5179, GJ 9150, Gliese 9150, HD 27290, HIP 19893, HR 1338, SAO 233457, PPM 333343
F1V 1.6 M☉ 66.6 ly

Gaia EDR3 968319107238317696
- 66.6 ly

SCR J1726-8433
- 66.6 ly

G 151-51
M0V - 66.6 ly

Aldebaran
Alpha Tau, α Tau, alf Tau, 87 Tauri, BD+16°629, GJ 171.1, Gliese 171.1, HD 29139, HIC 21421, HIP 21421, HR 1457, SAO 94027
K5+III B 1.2 M☉ 66.6 ly

LSPM J1943+4518
M5.5 - 66.6 ly

G 268-130
M3 - 66.7 ly

G 143-35
M4.0V - 66.7 ly

HD 37008
K1V - 66.7 ly

HD 191785
TIC 87216634, TOI 5789, LHS 3529, BD+15 4074, G 143-34, GJ 783.2 A, Gliese 783.2 A, HIP 99452, 2MASS J20110609+1611162, TYC 1618-827-1, WISEA J201105.78+161121.0, Wolf 873, LFT 1531, TOI-5789,
K0V C 0.82 M☉ 66.7 ly

G 29-19
M3.0Ve - 66.7 ly

HD 219482
CP-62 6412,SAO 255446,HR 8843
F6V - 66.7 ly

2MASS J15525906+2948485
L0e - 66.7 ly

HD 125455
LHS 2894, G 124-24, GJ 544 A, Gliese 544 A, 2MASS J14193488-0509041, HIP 70016, TIC 203230367, TYC 4982-1062-1, WISEA J141934.43-050905.5
K1V - 66.7 ly
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Etoile 2861-2880
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Frequently Asked Questions about nearby stars

What is the nearest star?

Nearest star is Proxima Centauri, located approximately 4.24 light-years (1.30 parsecs) from the Sun. It is part of the Alpha Centauri star system, which also includes Alpha Centauri A and Alpha Centauri B.

What are the nearest stars to Earth?

Nearest stars to Earth include the Alpha Centauri system (Alpha Centauri A, Alpha Centauri B, and Proxima Centauri), Barnard's Star, and Wolf 359. There are also brown dwarfs Luhman 16 and WISE 0855−0714.

What is the solar neighborhood?

Solar neighborhood (also Local Interstellar Cloud) is the region of interstellar space that surrounds the Sun with diameter about 15 light years. Stellar Catalog database includes all stars contained within this region.

How do astronomers measure distances to stars?

Astronomers use methods like parallax, standard candles, and redshift to measure distances to stars. Parallax is especially useful for nearby stars in our solar neighborhood, while other techniques help map the universe beyond.

Are there any exoplanets orbiting the nearest stars?

Yes, several exoplanets have been discovered orbiting the nearest stars. For example, Proxima Centauri has an exoplanet called Proxima Centauri b, which is located in the star's habitable zone and is the closest known exoplanet to Earth.

Why are the nearest stars important for astronomy and physics?

The nearest stars provide valuable laboratories for studying stellar evolution, space environments, and the fundamental physics of stars. Observing these stars helps astronomers understand the structure of our galaxy and the broader universe.
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exoplanet iconStellarGuide: Étoiles

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Étoiles
Les étoiles sont d’immenses sphères de gaz chaud qui brillent en produisant de l’énergie grâce à la fusion nucléaire dans leur noyau. La plupart des étoiles sont composées principalement d’hydrogène et d’hélium. Au centre d’une étoile, la pression et la température élevées provoquent la fusion des atomes d’hydrogène en hélium, libérant ainsi une énorme quantité d’énergie sous forme de lumière et de chaleur.
More about Étoiles tag icon

Stellar categories

A comparison of spectral classes and typical stellar properties across the catalog categories.
Category Classe spectrale Typical mass (% of solar mass) Typical size (% of solar radius) Typical temperature (K)
, , 10-200% 50-300% 2000-10000 K
L, T, Y 1.2-8.0% 9-11% 600-2500 K
M 7.5-50% 10-60% 2400-3900 K
K 50-80% 60-90% 3900-5200 K
G 80-120% 80-120% 5200-6000 K
A, F, B, O 200-3000% 200-5000% 7000-40000 K
K|G|F|A|B 80-150% 120-300% 4500-6000 K
A|B|O, G|F|A, M|G|F|A, K|M|S 50-300% 500-20000% 3000-5000 K
K|M|C, G|F, B|O 500-10000% 10000-100000% 3000-35000 K
A|B, G|F, K|M 2000-20000% 50000-200000% 3000-40000 K
WC|WN|WO 1000-10000% 50-500% 30000-200000 K
DA|DC|DQ|DZ 20-140% 0.7-1.5% 5000-150000 K
100-300% 0.001-0.002% 600000-1000000 K
, , 300-10000000% 0.000001-1% 0-10000000 K

Évolution stellaire

Stars are born and die in various ways depending on their mass, composition, and other factors. The most common life cycle for stars like our Sun involves several key stages.
Stellar evolution visualisation

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