Wolf-Rayet Stars | Stellar Catalog

	Mass	Distance
HD 45166 B		2 M☉	3276 ly
WR 140	WC7p	10.3 M☉	5609 ly
HD 193077 WR 138, IDS 20133+3707 A, HIP 99982, 2MASS J20170002+3725238, TIC 12019694, TYC 2684-857-1, WISEA J201700.03+372523.6, SAO 69755	WN5o+B? C	13.9 M☉	7261 ly
EZ Canis Majoris EZ CMa, ALS 98, CD−23°4553, CEL 1426, Collinder 121 4, CPD−23°1588, GC 9061, HD 50896, Hen 3-20, HIP 33165, HR 2583, LBN 1052, MR 6, PPM 251223, SAO 172546, SH 2-308, TYC 6522-3270-1, WR 6	WN4-s	23 M☉	7918 ly
WR 1 V863 Cas, BD+63°83, HD 4004, HIP 3415	WN4-s	27 M☉	10548 ly
HD 62910 WR 8	WN7/WC4	-	12074 ly

Star name

Mass

Distance

HD 45166 B

2 M☉

3276 ly

WR 140

WC7p

10.3 M☉

5609 ly

HD 193077

WR 138, IDS 20133+3707 A, HIP 99982, 2MASS J20170002+3725238, TIC 12019694, TYC 2684-857-1, WISEA J201700.03+372523.6, SAO 69755

WN5o+B? C

13.9 M☉

7261 ly

EZ Canis Majoris

EZ CMa, ALS 98, CD−23°4553, CEL 1426, Collinder 121 4, CPD−23°1588, GC 9061, HD 50896, Hen 3-20, HIP 33165, HR 2583, LBN 1052, MR 6, PPM 251223, SAO 172546, SH 2-308, TYC 6522-3270-1, WR 6

WN4-s

23 M☉

7918 ly

WR 1

V863 Cas, BD+63°83, HD 4004, HIP 3415

WN4-s

27 M☉

10548 ly

HD 62910

WR 8

WN7/WC4

12074 ly

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.

Stars

Stars are enormous spheres of hot gas that shine by generating energy through nuclear fusion in their cores. Most stars are made primarily of hydrogen and helium. In the center of a star, intense pressure and temperature cause hydrogen atoms to fuse into helium, releasing a tremendous amount of energy as light and heat.

More about Stars

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List of nearest Wolf-Rayet Stars