[vikramkr]

They considered doing that to reuse the Saturn V with a giant helicopter with rockets at the end of each propeller. It didnt go anywhere. Though people have been using air capture for more reasonable use cases, and rocket lab is going to be air capturing their electron rockets.

[avian]

I haven’t heard about this giant helicopter idea before. Here’s an article I found about it:

https://www.thespacereview.com/article/1045/1

[amacbride]

Very cool article. The Hiller Air & Space museum mentioned in the piece is well worth visiting if one happens to be in the Bay Area.