Telescopes are producing fast (1 янв 1990 г. – 1 янв 2020 г.)
Описание:
Technological advancements had finally made it possible to build telescopes significantly larger than the 5-meter telescope at Palomar at a reasonable cost. New technologies have also been designed to work well in the infrared, and not just visible, wavelengths.Добавлено на ленту времени:
Дата:
1 янв 1990 г.
1 янв 2020 г.
~ 30 years