Philae's harpoons did not fire. This stems from a failure in the pressurization of the Active Descent System during power-up.
Philae's harpoons did not fire. This stems from a failure in the pressurization of the Active Descent System during power-up.
Philae's harpoons did not fire. This stems from a failure in the pressurization of the Active Descent System during power-up.
