Telescope scans four times a day
Gaia’s sensitive sensors and mirrors allow the 2 t telescope to make accurate measurements. The starlight is reflected by 10 mirrors, before it is detected by a sensor with an accuracy of 1 billion pixels.
Gaia’s sensitive sensors and mirrors allow the 2 t telescope to make accurate measurements. The starlight is reflected by 10 mirrors, before it is detected by a sensor with an accuracy of 1 billion pixels.