超小型探査機「PROCYON」 二重小惑星を目指して航行中 [Very Small Probe PROCYON Cruising Toward a Binary Asteroid]. Space Elevator News. 7 April 2015. Archived from the original on 16 March 2017. Retrieved 7 April 2015.
超小型探査機「PROCYON」 二重小惑星を目指して航行中 [Very Small Probe PROCYON Cruising Toward a Binary Asteroid]. Space Elevator News. 7 April 2015. Archived from the original on 16 March 2017. Retrieved 7 April 2015.