NASA should consider getting into the cheesy disaster movie business. It already has an elevator pitch for a low-budget film. “You’ve heard of sharknado, now get ready for sharkcano,” NASA’s Goddard Space Flight Center tweeted on Sunday. NASA hasn’t lost its mind. Goddard shared an image from the Earth-observing Landsat 9 satellite showing a disturbance in the ocean. “The Kavachi Volcano in the Solomon Islands is home to two species of sharks,”