What is PZ Cassiopeiae?
'''PZ Cassiopeiae''' is a [[red supergiant star]] in the [[constellation]] [[Cassiopeia (constellation)|Cassiopeia]]. It has a diameter over a thousand times that of the [[Sun]], making it one of the [[List of largest stars|largest known]] [[star|stars]].<ref>https://arxiv.org/abs/1905.03744</ref> ==References== {{Reflist}} [[Category:Supergiants]] [[Category:red giants]] {{sci-stub}}