The Strange Case of Eta Carinae A

Eta Carinae A, a star that briefly held the title of the second-brightest star in the sky, has been dazzling astronomers for centuries. Learn more about this type of supermassive, mega-luminous star, known as a Luminous Blue Variable.

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Sources:
http://arxiv.org/pdf/1406.4835v1.pdf
http://labs.adsabs.harvard.edu/adsabs/abs/2015MNRAS.447..602S/
http://www.nasa.gov/content/goddard/astronomers-bring-the-third-dimension-to-a-doomed-stars-outburst/#.VLHEPSvF8Xw
http://www.nasa.gov/content/goddard/nasa-observatories-take-an-unprecedented-look-into-superstar-eta-carinae/#.VLLzQmTF9lb
Animations: http://svs.gsfc.nasa.gov/cgi-bin/details.cgi?aid=11725

Homunculus Nebula 3D model file: http://nasa3d.arc.nasa.gov/detail/eta-carinae-homunculus-nebula

Homunculus Nebula Name Origin – http://arxiv.org/pdf/0906.2204v2.pdf (Figure 1)