This Is The One Thing You've Never Noticed About Obi-Wan Kenobi

Did people age faster a long time ago in a galaxy far away?

According to the Star Wars universe, Obi-Wan Kenobi went from this...

... to this...

Walt Disney Studios / Via pyxurz.blogspot.com

... in nineteen years.

Since that is how old Luke and Leia are when Episode IV begins.

So, I ask: What happened during that time, Obi?

Walt Disney Studios / Via fanpop.com

h/t to r/starwars

UPDATE:

Nov. 18, 2019, at 16:10 PM