23 February 2015
E-ELT: the world’s next largest telescope
The European Southern Observatory has given the green light to the E-ELT (European Extremely Large Telescope). Construction will last 10 years, in the north of Chile. The E-ELT will be in 2024 the world's largest optical telescope, almost 4 times larger than the largest at present: the Spanish Gran Telescopio Canarias (GTC)