text: NASA To Test Laser Communications With Mars Spacecraft (SPACE.com) SPACE.com - Work is underway to establish the first interplanetary laser communication link. The  #36;300 million NASA experiment, if successful, will connect robotic spacecraft at Mars with scientists back on Earth via a beam of light traveling some 300 million kilometers.
inputs: NASA To Test Laser Communications With Mars Spacecraft (SPACE.com) SPACE.com - Work is underway to establish the first interplanetary laser communication link. The  #36;300 million NASA experiment, if successful, will connect robotic spacecraft at Mars with scientists back on Earth via a beam of light traveling some 300 million kilometers.