WGamma-ray burstWList of space telescopesWABRIXASWAGILE (satellite)WCACTUSWCalorimetric Electron TelescopeWCherenkov Telescope ArrayWChicago Air Shower ArrayWCompton Gamma Ray ObservatoryWCos-BWEnergetic Gamma Ray Experiment TelescopeWExplorer 11WFermi Gamma-ray Space TelescopeWGamma-ray Burst Coordinates NetworkWGamma-Ray Imaging SpectrometerWGranatWGreat Observatories programWHEGRAWHigh Altitude Water Cherenkov ExperimentWHigh Energy Astronomy Observatory 1WHigh Energy Astronomy Observatory 3WHigh Energy Stereoscopic SystemWHigh Energy Transient ExplorerWINTEGRALWMAGIC (telescope)WNeil Gehrels Swift ObservatoryWPrognoz 9WSmall Astronomy Satellite 2WSpektr-RGWVERITAS
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