The original construction plan proposed a telescope with a 100-meter diameter mirror, initially named the Overwhelmingly Large Telescope. However, the team realised that the design would be too ...

The Very Large Telescope. The Extremely Large Telescope. European astronomers once considered a concept called OWL, for Overwhelmingly Large Telescope. The Vera C. Rubin Observatory will ...

and the 42-meter European Extremely Large Telescope—a scaled-down version of the 100-meter Overwhelmingly Large Telescope, which was tabled at the planning stage when its projected budget turned ...