Westerbork Synthesis Radio Telescope Westerbork Synthesis Radio Telescope The Westerbork Synthesis Radio Telescope (WSRT) is an aperture synthesis interferometer near World War II Nazi detention and transit camp Westerbork, north of the village of Westerbork, Midden-Drenthe, in the northeastern Netherlands. It consists of a linear array of 14 antennas with a diameter of 25 metres arranged on a 2.7 km East-West line. It has a similar arrangement to other radio telescopes such as the One-Mile Telescope, Australia Telescope Compact Array and the Ryle Telescope. Its Equatorial mount is what sets it apart from most other radio telescopes, most of which have an Altazimuth mount.
In the Shadow of the Moon (film) book by space historians Colin Burgess and Francis French, and both include many original interviews with Apollo lunar astronauts. The documentary offers a view of the Apollo program that is complementary to the book and is neither a source nor a tie-in. Ten former astronauts appear in "In the Shadow of the Moon". During the Apollo Program, twenty-four men reached the vicinity of the Moon. Of the twelve who actually set foot on the lunar surface, eight appear on camera (Neil Armstrong did not participate, while Pete Conrad, James Irwin and Alan Shepard had died). Two other astronauts who are