फ्री वीडियो देखें Amazing Work Behind The Scenes.

At observatories worldwide most of the glory goes to the astronomers who provide us with new vistas of the heavens, but this is only possible thanks to the many experienced technicians and engineers who accomplish amazing work behind the scenes. They work against the clock to ensure that the telescopes function optimally to deliver outstanding results. But what does an engineer at ESO’s Very Large Telescope actually do?