According to Jeff Dean (@JeffDean), the Voyager spacecraft has traveled approximately one light day from Earth in 50 years, which is about 1/1500th of the distance to Alpha Centauri, the nearest star. This achievement highlights the vastness of the universe and the challenges in interstellar exploration. AI-driven simulation and trajectory optimization tools are increasingly critical for analyzing such deep space missions. These advanced AI models enable mission planners to predict spacecraft performance, enhance navigational precision, and identify optimal flight paths, unlocking new business opportunities for AI companies in the aerospace sector. The growing reliance on artificial intelligence in space mission analysis also opens doors for specialized AI startups and software providers to collaborate with global space agencies (source: Jeff Dean on X, Nov 26, 2025).