moved functions around, made stars slow crawl with speed variation
building alternate transit function WIP
got math right for transit calculation in step function
now capturing star's exit from screen
created one-star creation loop
re-arranged functions, made globals, single-star cycle tested till 70+
commented heavily in js, removed some old variables
slowed star speed and built incremental loop
introduced random speeds
refined star color and opacity
checking in ufo img
rearranged, added ufos and flares
rearranged and commented in js, built ufos w/o images