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Stars in the most distant orbit around one another Regulus/SDSS J1007+1930 2024 ~3.9 parsecs (13 ly) [84] Nearest multiple star system: Alpha Centauri: 1839 1.30 parsecs (4.2 ly) This was one of the first three stars to have its distance measured. [85] [86] [9] [87] Nearest solitary star Barnard's Star: 1916 1.83 parsecs (6.0 ly) Nearest binary ...
Closest star to the Sun with exactly six [29] exoplanets, and closest K-type main sequence star to the Sun with a multiplanetary system. One of the oldest stars with a multiplanetary system, although it is still more metal-rich than the Sun. None of the known planets is in the habitable zone. [30] 61 Virginis: Virgo: 13 h 18 m 24.31 s: −18 ...
The closest system is Alpha Centauri, with Proxima Centauri as the closest star in that system, at 4.2465 light-years from Earth. The brightest, most massive and most luminous object among those 131 is Sirius A , which is also the brightest star in Earth's night sky ; its white dwarf companion Sirius B is the hottest object among them.
International researchers recently spotted a pair of stars orbiting around one another in surprisingly close proximity to Sagittarius A*.
Also the 19th nearest star system to our Solar System. Has one confirmed exoplanet and two brown dwarfs. Groombridge 1618: 15.886: K7.5Ve [46] 0.605 ...
Scientists have discovered 44 previously unknown stars which had been hidden behind a cluster of galaxies. Physicists at Durham University helped discover the stars in the Dragon Arc galaxy nearly ...
A multiple star system consists of two or more stars that appear from Earth to be close to one another in the sky. [dubious – discuss] This may result from the stars actually being physically close and gravitationally bound to each other, in which case it is a physical multiple star, or this closeness may be merely apparent, in which case it is an optical multiple star [a] Physical multiple ...
An artist's concept of a planetary system. A planetary system is a set of gravitationally bound non-stellar bodies in or out of orbit around a star or star system.Generally speaking, systems with one or more planets constitute a planetary system, although such systems may also consist of bodies such as dwarf planets, asteroids, natural satellites, meteoroids, comets, planetesimals [1] [2] and ...