1. Department of Earth Sciences University of Hawai‘i at Mānoa 1680 East‐West Road Honolulu Hawai‘i 96822 USA
2. Hawai‘i Institute of Geophysics and Planetology University of Hawai‘i at Mānoa 1680 East‐West Road Honolulu Hawai‘i 96822 USA
3. Astrogeobiology Laboratory Department of Physics Lund University Lund Sweden