What does Vega mean?
The proper name of the brightest star in the constellation Lyra, from Arabic 'al-Waqi' ('the swooping/falling one', as in the swooping eagle). Its literal root is the bird of prey, but as a name its whole association is the star itself.
What does Hilal mean?
Hilal is the Arabic word for the new crescent moon that marks the start of a lunar month. Used for both genders (predominantly feminine in Turkey). A literal moon name.