Blue Solar Panels — 5 museum-grade prints in this palette. Spektr-R represented Russia's flagship contribution to space-based radio astronomy — extending VLBI baselines beyond anything achievable with Earth-only arrays and enabling observations of active galactic nuclei, pulsars, and cosmic masers at microarcsecond resolution. The 10-metre dish at launch was the largest space radio telescope until surpassed by later concepts, and the RadioAstron program's international ground-station partnerships echoed Soviet-era science cooperation in a post-Cold-War framework. Astrosat positioned India among nations operating dedicated space-based observatories — a capability previously limited to NASA, ESA, and JAXA flagship missions. The satellite's multi-wavelength design enables Indian researchers to study cosmic phenomena across electromagnetic spectra without relying solely on ground telescopes affected by atmospheric absorption. Aditya-L1 extends India's space science portfolio beyond planetary missions into heliophysics — joining a small set of nations operating dedicated solar observatories at strategic vantage points. The mission supports India's disaster preparedness infrastructure by improving forecasts of solar storms that can disrupt communications, navigation, and electrical grids.