The (also spelled Vaimānika Shāstra ) is a controversial 20th-century Sanskrit text that claims to contain advanced aeronautical knowledge from ancient India. While it is often presented in popular culture as an ancient manuscript, historical and scientific investigations characterize it as a modern creation with no proven link to ancient technology. Origin and History
Detailed plans for four main types of Vimanas are described: The Vimanika Shastra
The text provides detailed descriptions of "Vimanas" (flying machines) used in different eras (Yugas): : Powered by mantras or mystical chants. Taantrika : Powered by tantric powers or rituals. The (also spelled Vaimānika Shāstra ) is a