Former Chinese, Swiss astronauts interact online with students
LUCERNE, Switzerland, June 30 (Xinhua) — Former Chinese astronaut Jing Haipeng and his Swiss counterpart Claude Nicollier held an online exchange with universi
LUCERNE, Switzerland, June 30 (Xinhua) — Former Chinese astronaut Jing Haipeng and his Swiss counterpart Claude Nicollier held an online exchange with universi