Array of landing pads to be managed
Cancels a landing request, making the pad available again
The landing pad to make available
Returns all landing pads that are currently available for landing
Returns all landing pads, including those that are currently in use
Handles landing requests based on minimum pad size requirements
The landing request containing minimum pad size requirement
A suitable landing pad if available, null otherwise
Manages landing pads for orbital facilities such as space stations and space elevators