He slipped into the airlock and slammed the outside hatch behind him.

The robot pushed a button and the heavy outside hatch fell shut.

"You go in the lock," said the man beside him, "pump it down and open the outside hatch."

However, there was no trunk lid or outside hatch to access the cargo area.

Waddling into the air lock, they emerged a moment later through the outside hatch.

He reeled it onto its drum, sealed the outside hatch.

He looked around the oval compartment, up to the egg dome of the outside hatch.

The interior lights automatically went on the moment he closed the outside hatch.

The outside hatch to the loading runs is jammed.

I've left the outside hatch open only a few inches.