Seedling (novel)

A cautious exploration of the nearby control room shows it to be similarly clean, free of dust or any form of decay.

Instead of the usual blast doors, the room's exit appears to be some form of airlock; nearby readouts indicate the outside air pressure is very low.

Ryan cautiously opens the exterior door in the hopes that the equipment is simply malfunctioning, only to pass out from a sudden drop in oxygen levels.

The demonstrated lack of atmosphere, combined with a lifeless desert view through the airlock portal and mention of "NASA-SEC" on warnings above it, lead all the companions to the same unstated conclusion: they are on another world.

Ryan guesses it might be the ruins of New York, which is confirmed when the group encounters an armed teen named Dred.