SolarStratos, set for an official launch in 2018, is essentially a solar-powered airplane that will take humans to the edge of space and back, achieving an altitude of more than 75,000 feet. This 5-hour mission will subject both the plane and passengers to frigid temperatures and extremely low pressures. At 8.5 meters long, it’s powered by a 32-kW electric engine and 20 kWh lithium-ion battery, charged by 22-square-meters of solar cells, which cover the wings. Click here to view the first image in today’s viral picture gallery. Continue reading for the five most popular viral videos today, including one of the vision of Nintendo at Universal theme parks.