Talk:X-15 Flight 90
 | This article is rated Start-class on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | ||||||||||
| |||||||||||
Second (U.S.-recognized) spaceflight?
[edit]There were three prior X-15 flights over 50 mi. Am I missing something? Gjxj (talk) 16:42, 21 July 2021 (UTC)
- Oh I see. It means it was Walker's second space flight.