Along with their telescope operator, George Will, they went through a familiar routine, preparing for the long winter night.

Dr. Pilachowski turned to the telescope operator.

On July 2, 2011, the telescope operator in Hilo noted an anomaly from the top unit of the telescope.

A process called "stacking" thus allows the telescope operator to optimize the adjustments of the mirrors.

Used to ionize gas in the upper atmosphere, they provide telescope operators with a target to calibrate their instruments.

Others work with radio telescopes like the Very Large Array, which is entirely automated, although it is maintained by telescope operators.

It is named after Wilfredo Portalatin, a technician and telescope operator at the Arecibo Observatory.

This allows visitors to stay up all night looking at sky objects with the assistance of a skilled telescope operator.

The Advanced Observing Program, limited to four people a night, allows all-night observing with the assistance of a telescope operator.

It is named after Angel Vazquez, a computer network specialist and telescope operator at the Arecibo Observatory.