Correction for a Manned Flights to Space
Thanks for your input! Let us know more about what's wrong in the form below.
How much is 550?
It's about one-and-three-fourths times the number of a Manned Flights to Space
The count of a Manned Flights to Space is about 312.
(2016 figures) (flights with at least 80km altitude; US, Russia, the Soviet Union, and China)