λ Lyrae, Latinized as Lambda Lyrae, is a suspected binary star system in the northern constellation of Lyra. It is an orange-hued point of light that is...

Kappa Lyrae, a typical red giant around 73 parsecs distant. Similar bright orange or red giants include the 4th-magnitude Theta Lyrae, Lambda Lyrae, and...

constellation of Lyra. It has the Bayer designation α Lyrae, which is Latinised to Alpha Lyrae and abbreviated Alpha Lyr or α Lyr. This star is relatively...

stars are found. These pulsating horizontal-branch stars are known as RR Lyrae variable stars and they are obviously variable in brightness with periods...

objects, support its dating to very roughly 12 billion years old. 18 RR Lyrae type variable stars have been found within. It bore the first discovery...

; Pérez-Villegas, A. (2022). "Precise distances from OGLE-IV member RR Lyrae stars in six bulge globular clusters". Astronomy & Astrophysics. 657: A123...

many of the longest-known variable stars, including the Cepheid and RR Lyrae variables. In stars with surface convection zones, turbulent fluids motions...

Horizontal-branch stars hotter than the RR Lyrae gap are generally considered to be blue giants, and sometimes the RR Lyrae stars themselves are called blue giants...

the Sun's, on average, 1.5 M☉. BL Boötis type stars are a subtype of RR Lyrae variables. T Boötis was a nova observed in April 1860 at a magnitude of...

if rotation alone would make it a spheroid. An example of this is Beta Lyrae. Hydrostatic equilibrium is also important for the intracluster medium,...

Summer Triangle of Deneb, Altair, and Vega – α Cygni, α Aquilae, and α Lyrae – is prominent in the northern hemisphere summer skies, as its three stars...

causes the system to vary by 0.03 magnitudes. Serpens Caput contains many RR Lyrae variables, although most are too faint to be seen without professional photography...

variable stars. M62 is a globular cluster rich in variable stars such as RR Lyrae variables and has two generations of stars with different element abundances...

mythology Lyra η Lyrae Aa Aladfar The name is originally from Arabic: الأظفر al-ʾuẓfur ('the talons' [of the swooping eagle]), shared with μ Lyrae (Alathfar)...

(two) eyes of the lion'. Mu1 Scorpii is an eclipsing binary of the Beta Lyrae type. Discovered to be a spectroscopic binary by Solon Irving Bailey in...

the star's absorption of an accretion disc. Tau Canis Majoris is a Beta Lyrae-type eclipsing multiple star system that varies from magnitude 4.32 to 4...

05 Arcturus α Boötis 0037 K0 III Northern 5 0.03 (−0.02–0.07var) Vega α Lyrae 0025 A0 Va Northern 6 0.08 (0.03–0.16var) Capella α Aurigae 0043 K0 III...

the scorpion) الشولة Lambda Scorpii Shedir aṣ-Ṣadr the Breast الصدر Alpha Cassiopeiae Sheliak ash-Shiliyāq Lyra الشلياق Beta Lyrae Sheratan ash-Sharaṭayn...

corona Kinman, T. D.; Wirtanen, C. A.; Janes, K. A. (July 1966). "An RR Lyrae Star Survey with the Lick 20-INCH Astrograph IV. a Survey of Three Fields...

23 Sigma Puppis Binary star system 3.25 Eta Serpentis Star 3.250 Gamma Lyrae Star 3.26 3.22 Gamma Hydri Star 3.26 3.25 Theta Ophiuchi Triple star system...

variables, and rapidly oscillating Ap stars (roAps) near the main sequence; RR Lyrae variables where it intersects the horizontal branch; and the Cepheid variables...

stars were known. John Goodricke himself discovered Delta Cephei and Beta Lyrae. Since 1850, the number of known variable stars has increased rapidly, especially...

contact with each other (overcontact binary) and are classed as a Beta Lyrae variable as their light varies from Earth as they eclipse each other. The...

the top of the main sequence and the giants in the horizontal branch). RR Lyrae variable stars can be found in the left of this gap on a section of the...

period was established by Henrietta Leavitt in 1908. Using cepheid and RR Lyrae variables to systematically chart the distribution of globular clusters...

Hypernova SW Sextantis Symbiotic Symbiotic nova Z Andromedae Rotating Eclipsing Algol Beta Lyrae Planetary transit W Ursae Majoris Star portal * List...

L/Teff V386 Cephei 879 L/Teff Trumpler 27-1 (CD-33 12241) 876+5 −12 ? T Lyrae 880 L/Teff TYC 3996-552-2 870 L/Teff V1417 Aquilae 900 L/Teff V1300 Aquilae...

1847−1849 50 ly (80 mas) (this was very inaccurate, true=~375 ly) Vega (Alpha Lyrae) Star (part of a double star pair) 1839−1847 7.77 pc (125 mas) 61 Cygni...

Sunetra (1997). "Abundance Analyses of the Field RV Tauri Variables: EP Lyrae, DY Orionis, AR Puppis, and R Sagittae". The Astrophysical Journal. 479...

values as of 2015: H0=67.74 and OmegaM=0.3089 (see Table/Planck2015 at "Lambda-CDM model#Parameters" ) "UCLA Cosmological Calculator". UCLA. 2018. Retrieved...