A split vinyl single with Acid Mothers Temple & The Melting Paraiso U.F.O.. Acid Mothers Temple's 20-minute contribution, "Flatwoods Monster A Go Go ~ Cometary Orbital Drive 00∞00", is a Hawkwind tribute that was performed on their 2017 and 2018 tour. "Vibrational" by The Observatory was recorded at their concert at the National University of Singapore (NUS) Arts Festival 2017, featuring an orchestra of 30 guitarists from the NUS Guitar Ensemble and the university. "Trails to the Cosmic Vibrations" was launched with Acid Mothers Temple & The Melting Paraiso U.F.O.'s concert in Singapore on 22 November 2018.