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Lista de Enanas blancas

        
    
Más sobre Enanas blancas
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Estrellas 141-160
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Nombre de la estrella Mass Distance

EGGR 140
DA3.0 - 63.8 ly

EGGR 485
DC10 - 64 ly

UCAC4 508-079937
2MASS J18252424+1135573, WISE J182524.00+113557.8, TIC 25549213
DA - 64.1 ly

PG 1350-090
DAP5.3 - 64.3 ly

LP 854-50
DA8.5 - 64.4 ly

GD 219
DA3.3 - 64.8 ly

SSSPM J1148-7458
DC11+ - 65.1 ly

G 197-47
DA8.6 - 65.1 ly

EGGR 321
DA11P - 65.1 ly

EGGR 283
DA8.1 - 65.2 ly

GD 356
DAEH6.5 - 65.7 ly

LP 593-56
DQ9 - 65.8 ly

LAWD 68
DAs - 66 ly

LP 287-39
DC - 66.3 ly

LP 872-48
DC - 66.3 ly

GD 25
DA5.4 - 66.3 ly

PM J06411-0432
DC - 66.5 ly

UCAC4 540-080883
2MASS J18484268+1748308, TIC 224429737, WISEA J184842.67+174829.9
- 66.6 ly

EGGR 16
DA9.5 - 67 ly

2MASS J1028-6327
2MASS J10280776-6327128
DAZ? - 67 ly
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Enanas blancas noticias

White dwarf stars reveal a diverse range of unusual visible colors
iconToday
iconEstrellas | Enanas b
Image: White dwarf stars reveal a diverse range of unusual visible colors
White dwarf stars are the remnants of stars like the Sun that have exhausted their nuclear fuel. While typical stars follow a predictable color pattern based on their temperature, white dwarfs can develop extremely dense atmospheres. These high-density environments create conditions where specific chemical elements, such as carbon, calcium, or sodium, significantly alter the light emitted by the star. This effect causes their appearance to deviate from the standard colors observed in other stars...
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Evaporating planet explains gaseous disk formation around white dwarf WD J0914+1914
icon9. 8. 2026
iconEstrellas | Exoplanetas | Enanas b
Image: Evaporating planet explains gaseous disk formation around white dwarf WD J0914+1914
A gas-rich planet orbiting white dwarf WD J0914+1914 is evaporating under intense stellar radiation. New 3D simulations confirm this process forms a gaseous disk that extends beyond the planet's orbit, matching observed light signatures from the system....
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Wide-orbit stellar companions influence formation of giant planets around Red dwarf stars
icon1. 8. 2026
iconEstrellas | Exoplanetas | TESS | Enanas rojas | Formación planetaria | Enanas b
Image: Wide-orbit stellar companions influence formation of giant planets around Red dwarf stars
The giant planet TOI-5628Ab orbits a Red dwarf star every 4.34 days. Observations reveal that Red dwarfs with close-in giant planets are 6 times more likely to have a distant stellar companion, suggesting these neighbors influence planetary migration....
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study iconResearch in Enanas blancas

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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: Estrellas

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Estrellas
Las estrellas son enormes esferas de gas caliente que brillan al generar energía mediante fusión nuclear en sus núcleos. La mayoría de las estrellas están compuestas principalmente de hidrógeno y helio. En el centro de una estrella, la alta presión y temperatura hacen que los átomos de hidrógeno se fusionen en helio, liberando una enorme cantidad de energía en forma de luz y calor.
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