Observed O+ ion flux chart
O+ ion flux chart as observed by the MAVEN spacecraft, showing tailward escape, which accounts for about 75% of the flux, and escape from the polar plume. (Courtesy NASA/GSFC)
O+ ion flux chart as observed by the MAVEN spacecraft, showing tailward escape, which accounts for about 75% of the flux, and escape from the polar plume. (Courtesy NASA/GSFC)
