"Two massive stars in Wolf-Rayet 140 swing past one another, their winds collide, material compresses, and carbon-rich dust forms," according to NASA. Time-lapsed James Webb Space Telescope imagery of the system has revealed that every shell is racing away from the stars at almost 1 the speed of light. br br Credit: Space.com | NASA, ESA, CSA, J. Olmsted (STScI), STScI, J. Depasquale (STScI), E. Lieb (University of Denver), R. Lau (NSF NOIRLab), J.