The interstellar comet 3I/ATLAS has shifted from a routine curiosity to a physics puzzle, as NASA and other teams report that ...
Interstellar comet 3I/ATLAS has just become one of the best tracked visitors ever to barrel through our solar system, thanks to a Mars orbiter that sharpened its trajectory by an order of magnitude.
Since humans first started observing Mars, the existence of nocturnal ice clouds on the Red Planet has been known, primarily through daytime observations and sophisticated climate models. Twilight ...