Technicians integrate NASA’s PREFIRE (Polar Radiant Energy in the Far-InfraRed Experiment) payload inside the Rocket Lab Electron rocket payload fairing on Wednesday, May 15, 2024, at the company’s facility in New Zealand. The agency’s PREFIRE mission to study heat loss to space in Earth’s polar regions will launch two CubeSats on two different flights aboard Rocket Lab's Electron rockets from the company’s Launch Complex 1 in Māhia, New Zealand.