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Aug 2, 2022 · The stars that form the Southern Cross are Acrux (Alpha Crucis), Mimosa (Beta Crucis), Gacrux (Gamma Crucis), Imai (Delta Crucis), and Ginan (Epsilon Crucis). Three of these stars – Acrux, Mimosa and Imai – are hot, massive B-type stars that likely share a common origin.
May 12, 2018 · The gamma star is red hued with a primary and a secondary component, whose magnitudes are 1.6 and 6.5 respectively. The primary is 88 light years from Earth whereas the secondary is 264 light years from Earth.
Gamma Crucis is the third brightest star in Crux and the 26th brightest star in the sky. It is a binary star, with a primary component belonging to the spectral class M4 III and a white, A3 class star with a visual magnitude of 6.4 for an optical companion.
Crux (/ krʌks /) is a constellation of the southern sky that is centred on four bright stars in a cross -shaped asterism commonly known as the Southern Cross. It lies on the southern end of the Milky Way 's visible band. The name Crux is Latin for cross.
Gacrux (gamma Crucis - γ Cru) - is the northernmost star of the main cross. It's a red giant that shines at mag. +1.59. Gacrux is the closest of the four main stars, at a mere 88 light-years. What's probably most striking is the colour contrast compared to the other three stars of the cross.
Jul 14, 2020 · The Southern Cross asterism is composed out of five bright stars, namely, Acrux, the brightest star in Crux, Mimosa, the second, Gacrux, Ginan, and Imai. The Southern Cross asterism is shaped as a cross, or as a kite.
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If you extend the longitudinal axis of the southern cross (stars alpha and gamma crucis) just five times beyond alpha crucis, you reach the southern celestial pole, for example. The southern cross has the same task as the big chariot in the northern sky.
