... Regional planning meeting for the Balkan and Black Sea | ... Proposals for a web site of the Regional Network - Information on regional and global activities - Proceedings of this Meeting - Space Weather Alerts for the public - Form for submitting research and observational proposals - Database of scientific data publicly available - Greece provides solar telescope data - Romania provides data on active regions studied with helioseismis holography - Armenia provides access to...

... The spectrum of the brightest star, our Sun, shows several dark gaps perpendicular to the flow of it’s colours (figure 1). These so called spectral absorption lines where discovered in 1802 by the English scientist William Wollaston. ... Some stars as Pollux show a spectrum similar to that of our sun with strong Ca II and Fe II lines, others as Sirius or Vega show strong absorption lines of hydrogen, others, as Mira show very complicated spectra due to molecular absorption lines (see figure 5). ...

... Space activity at the beginning of XXI-st Century view from inside G.M.Chernyavskiy STC for Earth Space monitoring of FSUE , Russia 1. The systemic approach in astronautics Everyone who has linked his life with astronautics and those who are interested in the future of the inhabitancy medium and its expansion up to cosmic scales, are troubled about the current state and development of space activity in the World and in the Native Land of the first artificial Earth satellite (AES). ...

... Астрономия . ... astro/diagram/0-6_files/a.htm . ... Галактики . ... astro/soulsys/_vti_cnf/mars.htm . astro/soulsys/_vti_cnf/merc.htm . astro/soulsys/_vti_cnf/moon.htm . astro/soulsys/_vti_cnf/pluto.htm . astro/soulsys/_vti_cnf/saturn.htm . ... Астрономия и физика на ладони . phys/fa/html/archimed.html . ... phys/ftr/HTML/kach.html . phys/ftr/HTML/pok.html . phys/ftr/HTML/priroda.html . phys/ftr/HTML/skol.html . phys/ftr/HTML/v1.html . ... phys/ftr/HTML/vaz.html ...