Cassini-Huygens spacecraft was launched in 1997. The unmanned NASA craft reached Saturn, its goal, in 2004. Huygens broke away from Cassini and landed on Titan, one of Saturn’s moons, on January 14, 2005. Children could learn more at: Cassini-Huygens.
Shenzhou 5 was launched from China in 2003. China’s first successful manned space venture sent Yang Liwei into earth orbit. He orbited earth 14 times and spent over 21 hours in space.