The 130-Year-Old Washburn Telescope Gets Its First Maintenance in Forever [Telescopes]

The 130-Year-Old Washburn Telescope Gets Its First Maintenance in Forever [Telescopes]:

The Washburn Observatory at the University of Wisconsin-Madison has been the school's scientific centerpiece since its commissioning in 1881. The same year which, coincidentally, was the last time anybody bothered to clean the optics. More »