Northrop Grumman has a lot to gain from its relationship with a tiny space upstart.It's good to have friends (in space).About three years ago, aerospace and defense giant Northrop Grumman (NOC 4.05%) was trying to build a space business and turn itself into a space company -- but it was encountering some difficulties. Lacking a full-size rocket of its own, Northrop Grumman had bought Orbital ATK and its OmegA large rocketship, which was under development. However, when the U.S. Space Force declined to use O ...