The Vaisseau is an interactive center, not a museum. There are no guided tours or definite way to visit, trust your children who will spontaneously go towards elements that are right for them.
Lockers are available for individual visitors around the exhibitions. They work with a 1€ deposit, or a token.
For groups who made reservations in advance, a cart is provided.
You will find all the indications to get to the Vaisseau here.
It is not possible to book a space in the cafeteria.
No, at the moment it is not possible to bring your own food because of governement guidelines.
The Vaisseau is an establishment open to the public and it is forbidden to smoke within its premises. If you wish to smoke you need to exit the structure. Your ticket allows you to exit and re-enter the Vaisseau once in the day.
No. Dogs (or any other animals) are not allowed inside the the Vaisseau (even if carried inside a bag) and they may not be left unattended outside the Vaisseau.
The one exception to this rule is guide dogs/assistance dogs.