Escape to space or return to venus : ion flows measured by venus express

• Main Author: Persson, Moa
• Format: Doctoral or Postdoctoral Thesis
• Language: English
• Published: Umeå universitet, Institutionen för fysik 2020
• Subjects: Venus; water; escape; planetary physics; oxygen; O+; hydrogen; H+; ions; space physics; space plasma physics; Venus Express; ASPERA-4; IMA; spacecraft measurements; Fusion; Plasma and Space Physics; plasma och rymdfysik; North Pole
• Online Access: http://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-176014

The present-day Venusian atmosphere is crushingly dense, extremely hot and arid. Yet, in its early history, Venus presumably had a massive amount of water, which, if spread evenly over the surface, provided a water depth of 10s to 100s of meters. Therefore, over the course of the atmospheric evoluti...