Stellaris achievements

Shut down the Contingency plan

As an Egalitarian empire, have at least 500 pops living under Utopian living conditions

Enlighten a Bronze or Stone age civilization

In one game, find 5 Relics from Ancient Relics Story Pack

Use a World Cracker to destroy another Empire's capital planet

Develop the means to prevent nefarious infiltration

Birth a new universe

Have an Intel Level of 100 on five different empires simultaneously

Slaughter the Voidspawn

As an authoritarian Empire with at least 500 Pops, have at least 200 enslaved Pops

Kill the Great Khan in battle

Disavow all knowledge of an Asset during an Operation