NASA now has answers for big question mark seen in deep space The mysterious 'Question Mark Pair' is the result of gravitational lensing.

A third galaxy—which happened to be in the right spot when Webb conducted its imaging—gives the question mark its characteristic dot at the bottom.

James Webb Space Telescope finds clues about a pair of faraway, interacting galaxies that trace a distinct question mark in deep space.

The “Question Mark Pair” is an optical illusion created by two galaxies that astronomers have observed in deep space with the James Webb Space Telescope.