Zeta1 Scorpii
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Zeta1 Scorpii is a binary star in the constellation of Scorpius, composed by an B-type hypergiant star as the primary, and a secondary of which little is known. It has an apparent visual magnitude whi
ζ1 Scorpii alongside the brighter ζ2 Scorpii to the south of NGC 6231
Luminous blue variable
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Luminous blue variables are rare, massive, evolved stars that show unpredictable and sometimes dramatic variations in their spectra and brightness. They are also known as S Doradus variables after S D
Zeta1 Scorpii
…Scorpius OB1 association, and potentially of the open star cluster NGC 6231, also known as the "Northern jewel box" cluster. ζ1 Scorpii's primary is a luminous blue variable according to its luminosity and spectral appearance, yet it has not shown the characteristic types of variability, hence is classified as a dormant…
The Homunculus Nebula, produced by the Great Outburst of η Carinae
Stars similar to η Carinae in nearby galaxies
η Carinae, a luminous blue variable as seen from the Chandra X-ray Observatory
HD 168607 is the right star of the pair below the Omega Nebula. The other is the hypergiant HD 168625.