RadioAstron space observatory completes its testing
June 26, 2012
Russian orbital radio telescope RadioAstron has detected the first K-band (1.3 cm wavelength) fringes from a compact quasar
Galileo satellites intensify competition on the market of navigation
April 5, 2012
Two satellites of the European Galileo global navigation satellite system have successfully passed flight tests. Apparently, the competition between the navigation systems of different countries is growing