National Geographic : 2012 Nov
Transmitter disk Reflective foil Hexbuses Robotic arm 6 miles JASON TREAT, NGM STAFF. ART: NICK KALOTERAKIS SOURCE: JOHN MANKINS, ARTEMIS INNOVATION LAUNCH "Hexbuses," or individual parts, stay stacked in a cylinder until reaching orbit. They deploy one by one when a start button is pushed on Earth. 1 4 TRANSMISSION The 3,000-foot transmitter disk sends microwaves--- as a beam one-tenth as strong as sunlight---to a receiver on Earth, 22,000 miles away. RECEPTION Millions of hand-size receiving antennas, on a mesh up to six miles wide suspended above the ground, convert microwaves into power. 5 Watch the solar collector construct itself on the iPad and Kindle Fire.