Free Access

Table 3

Percentage of particles arriving on Mercury, Venus, Earth, and Mars considering cometary and asteroidal sources.

Particle Comets Asteroids
size (μm) Mercury Venus Earth Mars Mercury Venus Earth Mars

10 25.8 19.9 28.7 25.6 37.6 27.7 24.8 9.8
50 19.0 17.3 29.5 34.2 32.1 26.5 22.9 18.5
100 12.9 15.9 27.1 44.0 30.7 30.9 23.2 15.2

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.