Providing of training, education, teaching in the field of astronomy and astrophysics; Publishing of encyclopaedias, books, brochures, periodicals, essays in the field of astronomy and astrophysics, in printed and digital form; Publication of films and photographs in printed and digital form, in particular in the field of astronomy and astrophysics; Operation of a training telescope; Operation of a telescope simulator for training purposes; Presentation of films in the field of astronomy and astrophysics; Rental of telescopes for training purposes; Arranging of congresses and exhibitions for entertainment and training purposes in the field of astronomy and astrophysics; Publishing of user manuals for telescopes in printed and digital form; Providing of learning platforms on the internet (providing of training); Providing of training films on the internet (providing of training)

Science and technology services; Industrial analysis and research services; Physics; Astronomy services; Research and development in the field of astronomy; Hardware and software development in the field of astronomy; Technical consultancy in the field of astronomy; Creation of programs for controlling optical, physical and astronomical apparatus; Creation of software for the evaluation of physical and astronomical data; Development of software applications for astronomical observatories; Creation of software for remote access to astronomical observatories; Design and providing of homepages and Internet pages; Designing, design and providing of websites and internet sites relating to the subject of astronomy, celestial bodies, satellites and aeronautics; Creation of programs for the compression, statistical preparation and evaluation of large quantities of data; Scientific research in the field of astronomy; Providing of remote digital access to telescopes; Rental of telescopes for research and scientific purposes; Technical engineering and development in the field of physics, in particular astronomy and optics; Technical engineering and development relating to optical apparatus and instruments including stationary and orbital telescopes; Digital processing of image recordings and video files for others