The light visible here meant the outer seals had been left aside.

They drifted together into the Byron's chamber, and the outer seal closed again behind them.

All that mattered now was the outer seal of the airlock-the last thin doors between him and black space.

"How did grease get spread over the outer seal?"

There is very little time before the pressure builds to a point where the outer seals will crack, contaminating the atmosphere.

First Officer Prescott was waiting for him just inside the outer seal.

I began the long climb to the outer seal.

Found him between the outer and inner seals, just like that.

And leave the outer seal of the air lock open.

There, he opened the outer seal, placed the tractor-beam device Inside.