E-Mail IMAGE: The new Test-Bed Telescope 2, a European Space Agency telescope, is housed inside the shiny white dome shown in this picture, at ESO's La Silla Observatory in Chile. The telescope... view more Credit: I. Saviane/ESO Part of the world-wide effort to scan and identify near-Earth objects, the European Space Agency's Test-Bed Telescope 2 (TBT2), a technology demonstrator hosted at ESO's La Silla Observatory in Chile, has now started operating. Working alongside its northern-hemisphere partner telescope, TBT2 will keep a close eye on the sky for asteroids that could pose a risk to Earth, testing hardware and software for a future telescope network.