From a story on npr.org by Halisia Hubbard headlined “Eclipse the dog, known for riding the bus alone to the dog park, has died”:

Eclipse, the Seattle dog known for riding a city bus herself, died on Friday. The news was posted on her owner-run Facebook account.

She was 10 years old and died in her sleep, according to the account. Prior posts shared that she had been diagnosed with cancerous tumors.