Multi-wavelength observations of the EUV variable metal-rich white dwarf GD 394

David J. Wilson, Boris T. Gaensicke, Detlev Koester +13

We present new Hubble Space Telescope (HST) ultraviolet and ground-based optical observations of the hot, metal-rich white dwarf GD 394. Extreme-ultraviolet (EUV) observations in 1…