TY - BOOK AU - Adams,William D. TI - Meet NASA inventor Marco Pavone and his leaping low-gravity explorers T2 - Out of this world SN - 9780716662631 U1 - 629.4 PY - 2022///] CY - Chicago, Illinois PB - World Book KW - Pavone, Marco, KW - Outer space KW - Exploration KW - Juvenile literature KW - Roving vehicles (Astronautics) N1 - Includes index; What are small solar system bodies?; Types of small solar system bodies; Why study small solar system bodies?; Send rover on over; Inventor feature : early life and education; Gravity : the cause of—and solution to—all of space exploration's problems; Inventor feature : finding his path; Slipping and sliding; Big idea : internal actuation; Enter the Hedgehog; Other benefits of flywheels; Crazy golf; Testing the Hedgehog; Inventor feature : extreme focus; Mission to Phobos; Anatomy of a hedgehog; Inventor feature : other projects; Marco Pavone and his team; Inventor challenge : internal actuation ER -