." Paired telescopes aboard each spacecraft are going to both broadcast and receive infrared laser beam of lights to track their friends, and also NASA is providing all 6 of all of them to the LISA mission," pointed out Ryan DeRosa, a scientist at NASA's Goddard Room Tour Facility in Greenbelt, Maryland. "The prototype, phoned the Engineering Advancement Device Telescope, will certainly help our team as we pursue constructing the tour components.".