5 new planets (every planet has unique districts modifiers and specialization)
Perfect World is now called Metalic Habitational Facility
Perfect World has been changed (mostly nerfed) it now is mainly bridge to more powerfull worlds.
New Worlds:
MHF Hyperfactory: Basicly previous perfect world on steroids (special mechanic: you can choose between balanced and agresive production)
MHF Stronghold Nexus: World focused on defence and blocking enemy ships
MHF Extraction Site: World for basic resource production (special mechanic: you can choose between balanced and agresive production)
MHF Trade Core:Biological Only world for producing trade value and/or storage space (special mechanic: you need to balance all district for maxiumum trade value)
MHF Replication Center: Hive and machine only. Planet made for pops production (spacial mechanic: if effciency is too high planet will suffer high deviancy and low stability
Over 20 new planetary specializations
1 new weapon (upgraded stromfire cannon)
3 new jobs
5 new districts sets
and some minor fixes

Ascention rework part 3 (final)
2 new traits (syntetic)
2 new traits (machine)
finishing ascention patch triggers event which gives you army tech
5 new techs
4 new armies (you can get only 1 for each game) conected to ascention patchs
1 new basic army with can be unlocked without ascention (so without utopia dlc)
slave cost are now conected to their traits
perfect lab tech icon has been fixed

Final first tier science tech name and description has been changed to really tell what it does in lore.
Same goes for tech completion event.
Psychic praetorium has been nerfed and no longer gives administrative capablility (give trade value instead) other building numbers were also changed.
New perspective science tech now gives empire sprawl penaltry reduction instead of administrative capablility (same goes for centralized bureaucracy tech).
Now nothing in mod gives old administrative modifiers.
First tier science techs no longer boost researchers output, they boost they category research instead.
Some language fixes.
(Ascention rework part 3 will be next)

Ascention rework part 2
3 new machine traits
1 new machine tech

Ascention rework part1
Ascention technologies are now vanilla ascention patchs dependent (except the first one from each group)
Psionic have now their own patch
2 new jobs (psionic)
2 new buildings (psionic)
4 new techs (psionic)
1 new tech (biological)
2 new traits (biological)
1 new tech (syntetic)
all traits textures have been changed

New sensors and computer componets
Many small improvments

Mod now works for machine and hive empires
Fixed districts

Traits rework
3 new syntetic/machine traits (machines and gestails still don't work)
finishing science techs gives you nanites and living metal vanilla techs
science techs now give other bonuses than research speed

6 new utility components
1 new titan and juggernaut aura
and as always many small improvments