An eclipsed moon has greatly heightened danger from entities. Outdoor entities can come out immediately, and the base number of indoor entities starts as if it was already night, potentially subjecting an entire crew to incredibly dangerous working conditions. To avoid the risk of losing a worker at the mission's outset or at worst wasting an entire day and losing all collected scrap, it is crucial for inexperienced crews to steer clear of eclipsed moons.

Each moon has a set amount of entities that will initially spawn while eclipsed.

Strategy: Honestly, if there are better options, just don’t select an eclipsed moon…