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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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Nom de l étoile Mass Distance

G 54-19
Gaia EDR3 628865130046268672
M4.5V - 59.1 ly

SCR J1510-5141
- 59.1 ly

Ross 733
M4.5V - 59.1 ly

HN Pegasi
HN Peg, BD+14°4668, FK5 3737, Gliese 836.7, GJ 836.7, HD 206860, HIC 107350, HIP 107350, HR 8314, SAO 107364, LUH 4A, GJ 9751, Gliese 9751, LSPM J2144+1446, 2MASS J21443131+1446190, TIC 301880196, TYC 1133-1258-1, WISEA J214431.49+144617.8, V* HN Peg, ROT 3163
G0V+ C 1.1 M☉ 59.1 ly

G 184-36
M3.0Ve - 59.1 ly

HD 117936
K3V - 59.2 ly

EGGR 427
DC9 - 59.2 ly

UCAC4 482-095741
Gaia EDR3 4293873732939569920
DA - 59.2 ly

UPM J1051-5052
- 59.2 ly

SIPS J1058-1548
L3V - 59.2 ly

G 17-38
M3.5 - 59.2 ly

PHL 1716
DA - 59.2 ly

DENIS J0630-1840
DENIS J063001.4-184014, DENIS J063001.4−184014AB, 2MASS J06300140-1840143, TIC 47642047, WISEA J063001.68-184019.9, Gaia DR2 2940211607277084672
M9.0V C 0.05 M☉ 59.2 ly

LP 556-64
M5V - 59.2 ly

WD J2214-390
[OHD2001] WD J2214-390
DA8 - 59.2 ly

2MASS J1955+3215
2MASS J19555779+3215277
- 59.2 ly

G 208-25
M4.53 - 59.2 ly

Wolf 427
M1V - 59.3 ly

LP 738-14
M4.5 - 59.3 ly

LP 469-205
- 59.3 ly
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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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