... recommendations, but did not concur with the fourth, which related to costs associated with the agency’s Volatiles Investigating Polar Exploration Rover (VIPER). Formerly known as the Resource Prospector, the project was original estimated...
... material that spun up the comet so fast centrifugal forces tore it apart. Alternatively, gases from so-called super-volatile ices just blew the piece apart like an exploding aerial firework. "Comet ATLAS's behavior is interesting but...