SELECT launched FROM table_name_56 WHERE spacecraft = "ulysses" AND time_elapsed = "491 days (1 yr, 4 mo, 3 d)"
Apa yang diluncurkan memiliki pesawat ruang angkasa Ulysses dan 491 hari (1 tahun, 4 bulan, 3 hari) seiring berjalannya waktu?
CREATE TABLE table_name_56 (launched VARCHAR, spacecraft VARCHAR, time_elapsed VARCHAR)