One-Mile Telescope
| Location(s) | United Kingdom | 
|---|---|
| Coordinates | 52°09′49″N 0°02′14″E / 52.1636°N 0.0371°E | 
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The One-Mile Telescope at the Mullard Radio Astronomy Observatory (MRAO), Cambridge, UK is an array of radio telescopes (two fixed and one moveable, fully steerable 60 ft-diameter (18 m) parabolic reflectors operating simultaneously at 1407 MHz and 408 MHz) designed to perform aperture synthesis interferometry.