Auspicious (adj.): Favorable
Auspicious, which means favorable, can be used in a number of contexts. High school and college graduations are auspicious occasions because they indicate promising things are to come.
Example: Elona and Nicholas applied to a few different colleges, but their first choices were Harvard University and the Massachusetts Institute of Technology. Since they had worked diligently through their high school years, their applications were impressive and they got in to their dream colleges. Their fate was auspicious.
Synonyms for auspicious are: advantageous, promising, and prosperous.