At 09:42 AM 11/25/1998 -0600, you wrote:

Just a simple question that I'd like to know. Why is it now in every Ranma 1/2
fanfic, or in any fanfic, someone is being punched into Leo? Why not Vega

or the

Southern Cross? How about Ursa Major?

No, They're not being knocked into the constellation Leo, but into L.E.O.
which is an acronym for LOW EARTH ORBIT.