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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 2421-2440
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Nom de l étoile Mass Distance

LP 829-41
M5.5Ve - 62.9 ly

LP 694-16
M4 - 62.9 ly

HD 21209
K3.5V - 62.9 ly

HD 148653
K3V - 63 ly

MV Ursae Majoris
PLX 2696, SBC9 681, LSPM J1138 + 4219, ASCC 408284, USNO-B1.0 1323-00273854, GSC 03015-01701, AG + 42 1102, AGKR 10454, BD + 43 2135, Ci 18 1435, Ci 20 654, Furuhjelm I-867, G 122-38, G 176-45, GC 15983, GCRV 7082, GEN # +1.00101206, GJ 10167, Gliese 10167, HIC 56829, HIP 56829, LHS 6210, LTT 13186, NGP 43 2, NLTT 28095, PPM 52559, SAO 43847, SBC7 438, J859171713028185921 TYC 301381, PLX 2696,00, [ZEH2003] RX J1138.9 + 4219 1, RX J1138.9 + 4219, 1RXS J113858.9 + 421 957, WISEA J113859.59 + 421948,3, Gaia DR1 772395270561409920, MV UMa
K5V - 63 ly

HD 194640
HIP 100925, TYC 7455-1420-1, Gliese 790, GJ 790
G8V - 63 ly

G 242-60
M3.5 - 63 ly

StKM 1-852
M2.5Ve - 63 ly

G 189-38
M2+V - 63 ly

G 168-24
M3.0Ve - 63 ly

HD 130307
K1V - 63 ly

2MASSI J1424187-351432
M6.5 - 63 ly

GIC 84
G 115-69
M5V - 63 ly

LDS 9172
G 247-22, 2MASS J04331742+6846543, TIC 280978675, WISEA J043318.02+684649.4
M5.0 - 63 ly

PM J07105-0842
M3.5V - 63.1 ly

EC 19249-7343
DENIS J193101.3-733705, TIC 340844848, WISEA J193101.98-733706.8
- 63.1 ly

LP 777-1
DAH9 - 63.1 ly

2MASS J02132880+4444453
L1.5 - 63.1 ly

LP 604-16
M5V - 63.1 ly

110 Herculis
BD+20° 3926, FK5 703, Gliese 9635, GJ 9635, HD 173667, HIP 92043, HR 7061, SAO 86406, 110 Her
F5.5IV-V - 63.1 ly
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Etoile 2421-2440
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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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