1. Jackson School of Geosciences University of Texas at Austin, Center for Planetary Systems Habitability Austin Texas USA
2. Institut für Geowissenschaften, Ruprecht‐Karls‐Universität Heidelberg Heidelberg Germany
3. John de Laeter Centre, Curtin University Bentley Western Australia Australia
4. Oregon State University, Oregon State University Argon Geochronology Laboratory Corvallis Oregon USA