Capella - Wikipedia
WEBCapella is the sixth-brightest star in the night sky, and the third-brightest in the northern celestial hemisphere after Arcturus and Vega. A prominent object in the northern winter sky, it is circumpolar to observers north of 44°N.
Capella (Alpha Aurigae): Star System, Name, Constellation ... - Star …
WEBFeb 24, 2020 · Capella Aa, a yellow-orange giant (the spectral class given for the star is K0III or G8-K0 IIIe), has a mass 2.5687 times that of the Sun and a radius 11.98 times solar. With an effective temperature of about 4,970 K, it …
Meet Capella, the Goat Star - Sky & Telescope
WEBNov 23, 2020 · The primary members are two yellow giant stars, designated Capella Aa and Ab. They orbit about a common center of gravity, separated by only about 0.72 astronomical units, where an a.u. is the distance from Earth to the Sun. The two stars' mutual orbit is angled 137° relative to the plane of …
Capella (Goat Star) - Alpha Aurigae – Constellation Guide
WEBAug 23, 2014 · The stars are designated Capella Aa and Capella Ab. Both are about 2.5 times more massive than the Sun. Capella Aa has a radius 12.2 times that of the Sun and Capella Ab, 9.2 times. The primary star is about 78.5 times more luminous than the Sun and the companion has 77.6 solar luminosities.
Capella Star: Facts About Alpha Aurigae or “The Goat Star”
WEBThe two stars of the Capella A system are both larger than the Sun. Capella Aa is 12.2 times larger while Capella Aa has about 9 times the solar radius. These stars are about 80 times as bright as the Sun.
Capella (α Aurigae) | Facts, Information, History & Definition
WEBJan 20, 2020 · Because of this, it is the brightest yellow star visible in our sky. The primary pair of binary stars Capella Aa, and Capella Ab, are 2.5 times as massive as the Sun. Capella Aa has 11.98 ± 0.57 times the Sun’s radius and …
Capella Star Facts - Solarsystemquick.com
WEBCapella A is the largest of the two with a radius around 12 times that of the sun, 5.2 million miles (8.4 million km). Capella B has a radius of 3.9 million miles (6.3 million km) which is around 9 times larger than the radius of the sun.
Capella - α Aurigae (alpha Aurigae) - Star in Auriga - TheSkyLive
WEBCircumpolar today. Alt: 57.02 ° Az: 280.76 ° Direction: West. Capella, also designated as α Aurigae (alpha Aurigae), is a variable and multiple giant star of spectral class G5 in the constellation of Auriga. Capella visual magnitude is 0.08, making it …
Capella | Star, Brightest, & Constellation | Britannica
WEBCapella, sixth brightest star in the night sky and the brightest in the constellation Auriga, with an apparent visual magnitude of 0.08. Capella is a spectroscopic binary comprising two G-type giant stars that orbit each other every 104 days. It lies 42.2 light-years from Earth. (List of Brightest
Capella: The Goat Star | Space
WEBJul 17, 2013 · At a magnitude of 0.08 and more than 40 light-years away, it's the sixth-brightest naked-eye star in Earth's night sky. Sometimes known as the "Goat Star", Capella's yellow-orange appearance...
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