For example, the Very Large Telescope (VLT) consists of four unit telescopes 8.2 meters in diameter and has been called the «world's most advanced visible -
light astronomical observatory.»
Not exact matches
With $ 25,000, help from volunteers, donations of equipment — and despite a fire that nearly destroyed the
observatory while it was under construction — «first
light» (the first time a telescope is used to make an
astronomical observation) was achieved in early 2000.
Mauna Kea, home to the world's largest
astronomical observatory, is a dormant volcano, but don't worry — the red glow at right is just car brake
lights.
After «sleeping» for 26 years, a black hole's activity
lit up
astronomical observatories on June 15, and it's still going on today.
During the first few decades of the 1900's, the Eastman Company worked in collaboration with several
astronomical observatories to develop emulsions that were increasingly sensitive to
light.