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Estrellas 1-20

	Mass	Distance
Gaia BH1	9.6 M☉	1561 ly
Gaia BH3 2MASS J19391872+1455542, LS II +14 13	32.7 M☉	1983 ly
V616 Monocerotis 1A 0620-00, INTREF 297, Nova Mon 1917, Nova Mon 1975, Mon X-1, V616 Mon	5.9 M☉	4680 ly
Gaia BH2 UCAC4 154-126202, 2MASS J13501675-5914203	8.9 M☉	4853 ly
V404 Cygni V404 Cyg, Nova Cygni 1938, Nova Cygni 1989, GS 2023+338, AAVSO 2020+33	9 M☉	10786 ly
4U 0614+091	-	10983 ly
Sagittarius A*	4100000 M☉	25635 ly

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Agujeros negros noticias

Numerical simulations reveal outcomes of primordial black hole encounters with TOI 2796

7. 7. 2026

Estrellas | Exoplanetas | Agujeros negros | TESS

Image: Numerical simulations reveal outcomes of primordial black hole encounters with TOI 2796

The TOI 2796 system, which is known to host a hot Jupiter—a massive gas giant planet orbiting very close to its parent star—faces potential disruption from encounters with primordial black holes. Primordial black holes are hypothetical objects thought to have formed in the very early universe, long before the first stars and galaxies emerged. Using numerical three-body simulations, the gravitational effects of such an encounter on the planetary system were modeled over a duration of 100 days...

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Research in Agujeros negros

Explore los últimos estudios científicos sobre estrellas y exoplanetas en nuestra galaxia. Descubra las últimas investigaciones sobre astrofísica y astronomía estelar.

La investigación actual

TOI-6649 659 ly		SOPHIE and TESS characterization of fourteen TESS Objects of Interest: nine planetary systems and five low-mass stellar companions 9. 10. 2026
TOI-2211 230 ly		Searching for hot water world candidates with CHEOPS: II. A low-density super-Earth orbiting the K dwarf TOI-2211 9. 10. 2026
HD 715 543 ly		HD 715 b, a Warm Jupiter Orbiting a Massive Subgiant Discovered from a Single TESS Transit 7. 10. 2026
TOI-4079 1186 ly	+5	Migration and Evolution of giant ExoPlanets (MEEP). III. Twenty-Nine Giant Planets from the TESS Mission 5. 10. 2026
LSPM J0804+1116 82.6 ly		TOI-6981 b: a transiting sub-Neptune at the water ice line 30. 9. 2026

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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.

StellarGuide: Estrellas

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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Posición de la estrella Luminosidad Temperatura de la estrella Masa estelar Tamaño de la estrella Edad de las estrellas