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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 2921-2940
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Nom de l étoile Mass Distance

HD 6660
LHS 5027, BD+22 176A, G 34-2, G 69-49, GJ 53.1 A, GJ 9040 A, Gliese 9040 A, HIP 5286, 2MASS J01073785+2257189, TIC 243187830, TYC 1747-565-1, WISE J010737.97+225712.9, TOI 2009
K4V - 67 ly

LP 473-7
- 67 ly

2MASS J1028-6327
2MASS J10280776-6327128
DAZ? - 67 ly

2MASS J0544-2433
2MASS J05441150-2433018
M7.6V - 67 ly

Gaia EDR3 5865271012355608704
- 67.1 ly

LP 49-129
- 67.1 ly

G 264-17
LHS 3749, GJ 4251, Gliese 4251, 2MASS J22032128+6729596, WISEA J220322.22+672956.6, TOI-6324, TIC 372207328
M4.46 0.27 M☉ 67.1 ly

Gaia DR2 4145205501565331712
- 67.1 ly

UCAC4 542-050682
M2.5V - 67.1 ly

G 93-33
M3.0V - 67.1 ly

HD 23052
BD+16 497, 2MASS J03423690+1717366, HIP 17336, TIC 434130008, TYC 1239-817-1, GSC 01239-00817
G4V - 67.1 ly

1RXS J0008+4611
1RXS J000849.7+461142
- 67.1 ly

G 215-30
M3.0Ve - 67.1 ly

2MASS J0623+2631
2MASS J06231714+2631320
- 67.1 ly

2MASS J0734-4330
2MASS J07340889-4330256
- 67.1 ly

LP 397-34
GJ 4201, Gliese 4201, LSPM J2132+2433SW
M4V - 67.1 ly

G 197-32
M4V - 67.1 ly

LP 162-55
M2.5Ve - 67.1 ly

UCAC4 384-059338
- 67.1 ly

StKM 1-598
M0.8V - 67.1 ly
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Etoile 2921-2940
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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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