Indian astronaut Group Captain Shubhanshu Shukla introduces “Joy,” a soft toy swan, from the International Space Station. More than a Zero-G indicator, Shukla explains the swan’s profound symbolism of wisdom in Indian culture in a captivating live webcast. Indian astronaut Group Captain Shubhanshu Shukla introduces “Joy,” a soft toy swan, from the International Space Station. More than a Zero-G indicator, Shukla explains the swan’s profound symbolism of wisdom in Indian culture in a captivating live webcast.