The pace of solar innovation continues to increase rapidly despite the growing ubiquity of the technology. Leading market players and new entrants continue to push the boundaries of increasing energy yields and maintaining the high quality standards of solar systems. The adoption of next-generation solar technology by all customers, from homeowners to solar developers, will bring solar generation increasingly into the mainstream. What are some of the next-generation technologies that will enable solar to leap into the mainstream? Which solar technology challenges need to be overcome to accelerate its adoption globally?