Phoenix is a nightmare or dream or both for PvE players. And a Phoenix won’t be a Phoenix if it wouldn’t be hot there. Like really hot.
HWS+
It not only contains every resource and wipes daily at 5PM (EU) / 11PM (NA) but one of the most difficult Space POIs are waiting for you there, you never ever will succeed alone.
I’ve heard there is an Epic Heavy Armor around though 
HWS RE
It has three of the most difficult Space POIs are waiting for you there, you never ever will succeed alone. Gather your team mates and defeat the Prism, Sphere and The Phoenix for great rewards. The Phoenix wipes daily at 6PM (EU) / 12PM (NA).
I’ve heard there is an HWS Armor vendor around though
How to get there
The hardest challenge at the beginning however will be the question: “how to get there?”
Well… good luck! But as an exclusive tip: Check out your PDA! A special POI will tell you the Coordinates to the Phoenix Supergate - because you can only reach Phoenix with a Supergate!