The Ship of a Billion Years was the vessel on which the Osirian Court resided. It served as their home. (AUDIO: Coming to Dust)
The Ancient Egyptians referred to it as the Ship of Thousands of Years because they did not have a word for billions. It was connected to at least six thousand different noospheres and drew its power from Ra, a living sun that was the heart of the Osirian court. (AUDIO: The Ship of a Billion Years)
Hatshepsut had a spaceship built from leftover Osirian technology which she called the "Ship of a Billion Years". (AUDIO: The Eye of Horus)