displaying some level of advanced physics, also known as “stuff we can’t do”: The objects would accelerate with g-forces too strong for any life form to withstand, or reach hypersonic speed with no heat trail or sonic boom, or they seemed to resist the effects of gravity without any aerodynamic structures to provide thrust or lift.
A white, Tic Tac–shaped craft is moving like a Ping-Pong ball above the Nebula. When they approached the object, the Tic Tac zipped away.
“Until now no one has tried to figure out what these are,” s/he said in a recent interview.
The lemniscate curve indicates a hungry dweller.