Double CD containing 49 singles recorded between 1954 and 1982. All compositions and arrangements by Sun Ra. Featuring compositions from The Nu Sounds, The Cosmic Rays, The Cosmic Rays With Le Sun Ra And Arkestra, Le Sun Ra And His Arkestra, The Qualities, Yochanan, Juanita Rogers & Lynn Hollings, Sun Ra And His Astro Infinity Arkestra, Yochanan With Sun Ra And The Arkestra, Sun Ra And The Arkestra, Sun Ra & His Myth Science Arkestra, Sun Ra And His Outer Space Arkestra.