How and why is it that the fortress of solitude looks completely different on Superman and Lois than it does on Supergirl even though they both live on the same Earth (in
How did the fortress of solitude arrive on Earth? Wasn't Superman the first Kryptonion, therefore no other Kryptonion could've built it? - Quora
![What is in the Fortress of Solitude? No fan art please. I'm looking for specifically named technology, artifacts, confiscated weapons, and animals. I added a pic of the Eye of Thundera to What is in the Fortress of Solitude? No fan art please. I'm looking for specifically named technology, artifacts, confiscated weapons, and animals. I added a pic of the Eye of Thundera to](https://preview.redd.it/chxn9lyp79x51.jpg?width=1600&format=pjpg&auto=webp&s=8c103486bfce69a2d97d23209ae1ba856efbb1f3)