" its parent planet. “Well, here we are,” Leira said. “Now what?” Dash curled his lip. “Not really sure. I know this is the right place.” “Yeah. Except there’s nothing here.” “Can you detect anything at all?” Dash asked Sentinel. “I am engaging an active scan, to determine—” Silence. Huh. That was unlike Sentinel, to not finish a thought. Dash opened his mouth to ask if everything was okay, but Sentinel resumed speaking. “The moon is starting to undergo change,” she said. Dash peered at the image. He didn’t see anything—and then he did. “What’s going on?” he asked. “The moon is starting to break apart,” Sentinel replied. Sure enough, fragments spalled away from the central zone, while far larger chunks of rock began to separate. Something else was being revealed—something massive and apparently mechanical, more of which became visible as the moon continued "

― J.N. Chaney , The Dark Between (The Messenger #2)