Wiktionary
unpiloted
a. Lacking a pilot
Usage examples of "unpiloted".
Corran Horn asked The intership comlink transmission was being relayed through Jade Shadow, which was in stationary orbit at the edge of the battle zone unpiloted, but slave circuit and all countermeasures enabled.
Dozens of coralskippers were being hauled down into the boras by grappler ships—all except for the poisoned vessel, which six unpiloted insectile craft were tugging back up the gravity well.
Even unpiloted, such expeditions were rare: a deep penetration could not return to the Beyond within the lifetime of its builders.