An aging face in a dream often reflects an awareness of time passing -- a quiet confrontation with mortality or a shifting self-image you haven't fully come to terms with. Seeing yourself much older can point to anxiety about what you haven't yet done, more than fear of age itself.
Every city built with Mars in the Midheaven, or any other fixed star from the same nature, will see the majority of its governors die by the sword. - Ptolomeus