In this video, I explore the most common tail behaviors, from what I call “the backwards question mark” to the Halloween cat’s poofy bottle brush tail.

So, the curved shape that made the question mark could be a tidal tail. The image taken by the telescope, released last month, shows Herbig-Haro 46/47, which is a star forming cloud, Caplan explained.

NASA got a closer look at a cosmic question mark previously spotted by the James Webb Space Telescope. NASA, ESA, CSA, STScI, V. Estrada-Carpenter (Saint Mary's University).

Scientists say the question-mark-shaped structure seen in a new photo from the James Webb Space Telescope is likely the merger of two or more galaxies. (J. DePasquale / NASA, ESA, CSA,) ...