ESOcast 46: Catching Light -- Special 50th anniversary episode #6 from madear Watch Video

⏲ Duration: 6 min 56 sec
✓ Published: 01-Aug-2012

Description:
ESOcast 46 is the sixth special episode of this series. It describes how state-of-the-art cameras and spectrographs help ESO’s powerful telescopes collect and analyse the faint light from the distant Universe. Without these instruments, ESO’s eyes on the sky would be blind.nnToday’s astronomical images are very different from those from the 1960s. Back then, astronomers used large photographic glass plates, which were not very sensitive and hard to handle. Nowadays, ESO’s telescopes use