Star Ocean: Second Evolution

"What can this possibly be? Just why would anyone build something like this… here?" Ronyx mutters as he studies the dome.

One of the officers turns to him. "We'll need to find a way into the dome first."

Claude rolls his eyes at captain obvious. Still, Ronyx replies a serious face, "You're right. All crew, spread out and investigate the area."
The crew disperses and Claude moves to join the investigation. There doesn't seem to be any visible entrances.

So he…