Silly Putty Putty went worldwide, becoming a hit in the Soviet Union and Europe. In 1968, it was taken into lunar orbit by the Apollo 8 astronauts. Peter Hodgson died in 1976. A year later, Binney & Smith, the makers of Crayola products, acquired the rights to Silly Putty. , annual Silly Putty sales exceeded six million eggs. Silly Putty was inducted into the National Toy Hall of Fame on May 28, 2001. In addition to its success as a toy, other uses for the putty have been found. In the home, it can be used to remove substances such as dirt,
Journey of Apollo 15 to the Moon fuel on the LM, allowing it to land with more equipment and consumables on board. A major issue for all lunar orbiting spacecraft are mass concentrations or "mascons". These are regional areas where denser material is under the surface. Apollo 15 travelled over regions that had never been covered on previous flights, so it was unknown how its orbit would be affected by them. Mission Control predicted that by the time the crew awoke the next "morning", the lowest point of their orbit, perilune, would have dropped to about 8.6 nm (16.1 km) but this turned out to be an