Students of the Astro Working Group at the Hollenberg-Gymnasium Waldbröl have had a look at our student laboratory together with Frank Bohlscheid, head of the group. Because of the cloudy sky, the first meeting on site...
Environment of the open star cluster IC1396 (Elephant Trunk Nebula – lower image border) with dark clouds in the constellation Kepheus. The nebula is a concentration of interstellar gas and dust within the much...
After years of construction we finally have observed again at our secondary station. Fast shots with a CANON DSLR color camera without any corrections. Here the apparently brightest globular cluster in the northern sky...
The telescopes of our school lab are installed and can now be put into operation. The three Schmidt-Cassegrain reflectors with a 28cm aperture are carried by digitally controlled mountings. The three sliding cubes serve...
