SMRTR Science & EngineeringSep 30, 2025Interesting Engineering

NASA’s final Psyche laser message reaches Earth after 218-million-mile journey

SMRTR summary

NASA's Psyche spacecraft successfully completed its groundbreaking laser communication test program by transmitting its 65th and final message across 218 million miles of space. The two-year experiment transferred 13.6 terabytes of data including ultra-high-definition video at speeds up to 267 megabits per second, proving laser technology could revolutionize deep space communications for future Mars missions.

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