Astronomy humor On 2020-09-16 By daevadIn #Astronomy, #humor, Science Star types explained by XKCD.com This article is about Eta Carinae, a luminous blue hypergiant with anomalous Fe[ii] emission spectra. For the 1998 Brad Bird film, see The Iron Giant (film). Share this:EmailPrintTweetShare on TumblrLike this:Like Loading...