Monthly Archives: May 2017

Rear view of New Technology Telescope (NTT) at ESO's La Silla Observatory, located on the outskirts of the Chilean Atacama Desert, 600 km north of Santiago de Chile. Inaugurated in 1989, the…

Light pollution. Groan.   Astronomers, billboard companies clash over signs that shine PHOENIX (AP) — Arizona has long been a haven for astronomers who take advantage of its mountain peaks…