Tesla(US:TSLA) 3 6 Ke·2026-01-27 03:26Core Viewpoint - Elon Musk's proposal for "space solar power" at the Davos Forum presents a significant opportunity for the solar industry, which has been struggling with overcapacity, to potentially access a new market [1][2]. Group 1: Space Solar Power Feasibility - The concept of space solar power (SSP) is not new, with research ongoing for decades by organizations like NASA and the European Space Agency [5]. - Recent advancements in commercial space have shifted energy system demands from "hundreds of watts" to "tens and hundreds of kilowatts" [6][7]. - Musk's initiative aims to establish 100 GW of solar capacity in the U.S., with a portion dedicated to space and data centers, equating to about a quarter of the U.S. global electricity supply [9]. Group 2: Technical Requirements for Space Solar Power - The development of space solar power is not merely an extension of terrestrial solar power but requires a different evaluation system focused on power, reliability, and manufacturability [15]. - Three main technological routes are emerging: III-V multi-junction systems, low-cost silicon modifications, and perovskite-based systems [16][18][21]. - The III-V multi-junction cells are preferred for their high efficiency and controlled degradation in space, while silicon modifications aim for lightweight and radiation-resistant solutions [16][18]. Group 3: Beneficiaries in the Space Solar Power Industry - The initial beneficiaries in the space solar power supply chain will be companies that provide foundational substrates and core epitaxy technologies [25]. - As projects scale, the focus will shift towards equipment and production lines, with companies capable of modular and automated production gaining a competitive edge [27]. - The differentiation in technology accumulation will lead to varied revenue outcomes, with only a few companies becoming significant players in the space energy system contracting [30].