Astronauts Test New Repair Tool In Space
Astronauts tested out the new caulk gun this week right outside the International Space Station. The reported that they were testing it out to make sure that the repair tool will work on repairing any damaged shuttle heat shields. Both astronauts – Robert Behnken and Mike Foreman – tested the pink substance into the damaged shuttle tiles while on their 6 hour and 24 minute spacewalk to see how well it would do in space.