Open Access

Fig. 2.

image

Travel characteristics of an aerographite solar radiation-driven hollow sphere. Tracks for four different choices of shell thickness ϵ are shown. Panel a: terminal speed at infinite distance from the Sun as a function of the launch distance from the Sun. Results were computed with Eq. (19). Panel b: travel time to the nearest star.

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.