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The debut studio album by Joy Division, released in 1979, is titled "Unknown Pleasures". The album is widely regarded as a post-punk classic and showcases the band's signature dark and introspective sound. Featuring the iconic cover artwork designed by Peter Saville, which depicts a radio pulsar's radio waves, "Unknown Pleasures" has left a lasting impact on music and popular culture, establishing Joy Division as influential pioneers in the post-punk movement.