the chinese equivalent to Sputnik..) Pick your wish(or add yours):

1)'Death Star'

2)Workable scheme to convert humans to hermaphrodites with  multiple abrasion resistant protrusion/cavity set  and capable of natural species propagation without extra technical aid

3)(Portable) fusion reactor

4)Genetic engineered babies with 'genius' level of intelligence

5)Non-organism factory synthesis of food ...

https://en.wikipedia.org/wiki/Sputnik_1