Stellaris: Best Fleets Compositions Comparisons aka Fleet Meta
Want to know why your 60k fleet lost to that 45k fleet? This is why and How to take the best advantage. In Summary:
Cruiser/Battleship beats Corvettes
Corvettes beats Artillery
Artillery Beats Cruisers
00:00 - Cruiser/Battleship vs Corvettes
1:46 - Corvettes vs Artillery
Artillery vs Cruisers is trivial and I showed example builds instead.