After teasing a major announcement , NASA has released a slate of new images of interstellar comet 3I/ATLAS, including the closest observations obtained to date. Across the Solar System, from observatories studying the Sun to spacecraft on the way to the asteroid belt, a slew of NASA-supported missions have managed to capture the visiting object as it moves through the Solar System. The closest observations, however, came from Mars , which was within a cosmic whisker of 3I/ATLAS; specifically,