Summary

Millions of people watched the historic launch of Artemis II and were captivated by the mission's 10-day journey around the moon as NASA astronauts Reid Wiseman, Victor Glover, and Christina Koch, and CSA (Canadian Space Agency) astronaut Jeremy Hansen ventured farther into space than any human before. Part of the public's ability to experience the mission in high-definition was due to laser communications. Laser, or optical, communications systems use invisible infrared light to transmit more data in a single downlink than traditional radio frequency systems.

AI summaries can be wrong sometimes—always verify important details using the source article.