Tiny piece of space junk strikes International Space Station and leaves hole in robotic arm

A robotic arm attached to the outside of the International Space Station has been hit with space junk and visibly damaged, according to the Canadian Space Agency. In a blog post, the CSA notes that'a small section of the arm boom and thermal blanket' of Canadarm2 was hit. The space agency first noticed the incident'during a routine inspection' on May 12. 'Despite the impact, results of the ongoing analysis indicate that the arm's performance remains unaffected,' CSA wrote in the post, adding that the robotic arm is'continuing to conduct its planned operations.' A robotic arm attached to the outside of the International Space Station has been hit with space junk and visibly damaged, according to the Canadian Space Agency. According to the US space agency, more than 27,000 pieces of space junk are tracked.