collaborators

1 paper

astro-ph.SR2026

HST Observations of HD 166620 and Tau Ceti: First UV Spectra of a Magnetic Grand Minimum Star and the Extent of Tau Ceti's Astrosphere

Brian E. Wood, Hans-Reinhard Mueller, Dean Hartshorn +2

We present new Hubble Space Telescope (HST) UV spectra of the K2 V star HD 166620, the first star clearly recognized to be in a "magnetic grand minimum" state analogous to the Sun'…