What is RW Cephei?
'''RW Cephei''' is an orange [[hypergiant]] [[star]] in the [[Cepheus (constellation)|Cepheus]] [[constellation]]. It is among the [[List of largest stars|largest known stars]] with a diameter between 900 to 1,760 times larger than the [[Sun]].<ref>{{cite journal|url=http://adsabs.harvard.edu/abs/1978ApJS...38..309H|title=Studies of luminous stars in nearby galaxies. I. Supergiants and O stars in the Milky Way.|first=R. M.|last=Humphreys|date=1 December 1978|journal=The Astrophysical Journal Supplement Series|volume=38|pages=309–350|via=adsabs.harvard.edu|doi=10.1086/190559|bibcode=1978ApJS...38..309H}}</ref> == References == {{reflist}} [[Category:Red giants]] [[Category:Hypergiants]] [[Category:Variable stars]] {{Sci-stub}}