A system for generating an aesthetic flame effect, the system comprising: a fuel source having two or more separate types of fuel; and a nozzle assembly, comprising: an outer nozzle configured to receive a first fuel from the fuel source; and an inner nozzle configured to receive a second fuel from the fuel source, wherein at least a portion of the inner nozzle is nested within at least a portion of the outer nozzle; and an ignition feature configured to receive the first fuel, the second fuel, or both to generate the aesthetic flame effect; at least one input device (37, 38) configured to determine environmental factors of an environment in which the nozzle assembly is disposed, wherein the at least one input device comprises a sensor configured to measure the environmental factors and generate data indicative of the environmental factors, a communication system configured to supply the data indicative of the environmental factors, or a combination thereof, and wherein the environmental factors comprise environmental brightness, flame brightness, weather, time of day, humidity, wind conditions, or a combination thereof; and an automation controller configured to receive the data indicative of the environmental factors determined by the at least one input device, and to operate, based on the data, one or more actuators to provide the first fuel to the outer nozzle, and to provide the second fuel to the inner nozzle, wherein the automation controller is configured to operate the one or more actuators to: regulate a first supply pressure of the first fuel; and regulate a second supply pressure of the second fuel. a fuel source having two or more separate types of fuel; and a nozzle assembly, comprising: an outer nozzle configured to receive a first fuel from the fuel source; and an inner nozzle configured to receive a second fuel from the fuel source, wherein at least a portion of the inner nozzle is nested within at least a portion of the outer nozzle; and an outer nozzle configured to receive a first fuel from the fuel source; and an inner nozzle configured to receive a second fuel from the fuel source, wherein at least a portion of the inner nozzle is nested within at least a portion of the outer nozzle; and an ignition feature configured to receive the first fuel, the second fuel, or both to generate the aesthetic flame effect; at least one input device (37, 38) configured to determine environmental factors of an environment in which the nozzle assembly is disposed, wherein the at least one input device comprises a sensor configured to measure the environmental factors and generate data indicative of the environmental factors, a communication system configured to supply the data indicative of the environmental factors, or a combination thereof, and wherein the environmental factors comprise environmental brightness, flame brightness, weather, time of day, humidity, wind conditions, or a combination thereof; and an automation controller configured to receive the data indicative of the environmental factors determined by the at least one input device, and to operate, based on the data, one or more actuators to provide the first fuel to the outer nozzle, and to provide the second fuel to the inner nozzle, wherein the automation controller is configured to operate the one or more actuators to: regulate a first supply pressure of the first fuel; and regulate a second supply pressure of the second fuel. regulate a first supply pressure of the first fuel; and regulate a second supply pressure of the second fuel.