Freeze-dried ice cream, also known as astronaut ice cream, is a novelty treat created by freeze-drying traditional ice cream. This unique preservation process removes all moisture while retaining the ice cream's creamy texture and flavors. The result is a lightweight, crunchy, and delicious treat that can be enjoyed without the need for refrigeration. Freeze-dried ice cream is a popular choice for outdoor adventures, space missions, and a delightful sweet snack for all ages.