In 2025, a foldable solar-panel kit, the 220W EcoFlow blanket, can still pull about 100 watts of input at sunset. That’s plenty for a laptop, satellite hotspot, or a string of LEDs while you watch the sky fade. It’s a neat reminder of how personal, portable, and democratized solar power has become. Now place that humble rig beside the International Space Station, whose 1998-era solar array is still humming overhead: System: ISS array Collective Area: 2,500 m²/ 26,910 ft Span: Wings stretch 73...