Arianespace Soyuz ST-B successfully launches Galileo duo
epa05073220 A handout photograph made available by CNES/CSG showing the lift off an Arianespace Soyuz ST-B launched with another pair of Galileo satellites from the European Spaceport in Kourou, French Guiana, 17 December 2015. Galileo뭩 highly-accurate atomic clocks will provide the accuracy of the system. Each satellite emits a signal containing the time it was transmitted and the satellite뭩 orbital position. EPA/CNES/ARIANESPACE / HANDOUT HANDOUT EDITORIAL USE ONLY/NO SALES
