Astronomers have detected strange wobbling jets in the rare sun-facing tail of interstellar comet 3I/ATLAS. Observed as the comet neared the Sun, the shifting jets reveal new details about how material escapes from comets formed around other stars, offering rare insight into alien planetary systems.Astronomers have detected strange wobbling jets in the rare sun-facing tail of interstellar comet 3I/ATLAS. Observed as the comet neared the Sun, the shifting jets reveal new details about how material escapes from comets formed around other stars, offering rare insight into alien planetary systems.