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Regulus is the brightest star in the constellation of Leo (right tip, below is bright Jupiter in 2004). Regulus is a multiple star system consisting of at least four stars and a substellar object. Regulus A is the dominant star, with a binary companion 177" distant that is thought to be physically related.
This is the list of notable stars in the constellation Leo, sorted by decreasing brightness ... AGB star, carbon star, variable; brightest star at N-band (10 μm ...
Gliese 436, a faint star in Leo about 33 light-years away from the Sun, is orbited by a transiting Neptune-mass extrasolar planet. [5] The carbon star CW Leo is the brightest star in the night sky at the infrared N-band (10 μm wavelength). The star SDSS J102915+172927 (Caffau's star) is a population II star in the galactic halo seen in Leo. It ...
The Sun is the brightest star as viewed from Earth, at −26.78 mag. The second brightest is Sirius at −1.46 mag. For comparison, the brightest non-stellar objects in the Solar System have maximum brightnesses of: the Moon −12.7 mag [1] Venus −4.92 mag; Jupiter −2.94 mag; Mars −2.94 mag; Mercury −2.48 mag; Saturn −0.55 mag [2]
Theta Leonis, Latinized from θ Leonis, formally named Chertan, [10] is a star in the constellation of Leo.With an apparent visual magnitude of +3.324 [2] it is visible to the naked eye and forms one of the brighter stars in the constellation.
There are 37 stars brighter than apparent magnitude 6.5 in the constellation; three are brighter than magnitude 4.5. 46 Leonis Minoris, an orange giant of magnitude 3.8, is located some 95 light-years from Earth. At magnitude 4.4, Beta Leonis Minoris is the second-brightest star and the only one in the constellation with a Bayer designation.
Denebola is the second-brightest individual star in the zodiac constellation of Leo. [14] It is the easternmost of the bright stars of Leo. It has the Bayer designation Beta Leonis or β Leonis, which are abbreviated Beta Leo or β Leo. Denebola is an A-type main sequence star with 75% more mass than the Sun and 15 times the Sun's luminosity.
46 Leonis Minoris (abbreviated 46 LMi), also named Praecipua / p r ɪ ˈ s ɪ p j ʊ ə /, [11] is the brightest star in the constellation of Leo Minor.It is of spectral class K0+III-IV and of magnitude 3.83.