Activity for 17482‭

Type	On...	Excerpt	Status	Date
Question	—	What are the size limits on an spin-gravity space station? A spin-gravity space station, a ring-shaped structure that creates a faux gravity on the inside of the ring via inertia, has been depicted as no bigger than a house and as massive as a solar system. However, I expect there's some real-world limitations on size. With the understanding that any given... (more)	—	about 5 years ago
Question	—	What would a lunar calendar look like? First see this great answer on considerations when making a calendar. Consider a human colony on our own moon. Let's assume that the colony is influenced by the Gregorian calendar. Let's suppose the colony has no reason to keep that calendar so has decided to, or evolved into, a different calendar t... (more)	—	almost 10 years ago