While the STARS-894 connection is the most plausible, the English word “stars” and the number “894” can appear in other contexts. Here are some alternative, though less likely, interpretations:
One night a reply arrived not as text but as a location: an address on the far side of town. At the door stood an old woman who smelled of lemon oil and old books. In her hands she held a small metal watch with a cracked crystal—Mira's grandfather's watch, lost the year he left to sea. The woman never asked how Mira found it. She only smiled and said, "The links come when they're needed." stars894 link