Since the 1950s, Marshall Allen has been a vital member of the Sun Ra Arkestra and its dauntless leader since 1995. Founded in 2022, Marshall Allen's Ghost Horizons ensemble features Arkestra guitarist DMHOTEP alongside an all-star cast of rotating musicians including Immanuel Wilkins, Yo La Tengo’s James McNew, James Brandon Lewis, The War on Drugs’ Charlie Hall, Wolf Eyes, and more. Lovingly culled, cut, and post-produced from nine live shows that traveled the spaceways.