>>13924543>Vimāna are mythological flying palaces or chariots described in Hindu textsThe Vimāna flew in tandum with a large cigar shaped ship. This is where we get our first clue.
People on the ground could not see the cables that connected the two parts of the ship.
The Vimāna was th cockpit, which could detach, and parachute to the ground, incase of a gas explosion.