A Deep Exposure in High Resolution X-Rays Reveals the Hottest Plasma in the $\zeta$Puppis Wind

David P. Huenemoerder, Richard Ignace, Nathan A. Miller +9

We have obtained a very deep exposure (813 ks) of $\zeta$Puppis (O4 supergiant) with the Chandra/HETG Spectrometer. Here we report on analysis of the 1-9 Å region, especially well su…