On 1/21/2018 6:31 AM, Rupert Boleyn wrote: > On 22Jan2018 0311, Jerry Barrington wrote: >> Correct, it might or ir might not, altho the odds are much less than >> 50:50. But the objects at suborbital speeds are virtually guaranteed to >> collide, much *more* than 50:50. That makes things in proper orbits >> less likely to collide, exactly what your original statement suggested >> was irrational to expect. > > In a busy orbital space *no* orbit is safe unless checked against the > orbits of every object around that body, whether you're in a powered > 'orbit' or not. The secret word for today is "Kessler". -- --------------- Kelly St. Clair xxxxxx@efn.org