And it's only a year and a half after Ep 7:
May 26, 2017
As the article points out, that's 40 years and 1 day after the release of the original Star Wars. Now I feel old.
The writer/director will be Rian Johnson, whom the article points out did an acclaimed episode of Breaking Bad (Ozymandias) and wrote/directed Looper - a semi-competent movie with an unfortunate script that left itself behind to tell an unrelated tale halfway through.