Customers send their telescopes to Starfront Observatories, where amateur stargazers can view the night sky unencumbered by artificial light.
By day, a row of plain-looking sheds in sleepy Rockwood, Texas, looks like nothing more than a place to store farm tools and feed. But when the sun dips below the horizon, their roofs peel back in unison to reveal a hidden network of hundreds of tele... [1919 chars]