On the channel where I’d been following Amena’s progress, I saw she had passed through the foyer and on into the corridor beyond, and found the airlock. She was breathing hard and sweating as she tapped the cycle command on the pad. "I hope this is right," she muttered to my drones hovering around her. Then the warning lights flashed, a sign that the outer lock had received the command and was preparing to open. "Yes!" Amena waved her arms and did a little dance.