Live coverage: Ariane 5 rocket deploys satellites for Australia, India

Two solid-fueled Kuaizhou 1A rockets fired into orbit from the same spaceport in northern China Saturday, demonstrating a further advance in China’s aim for a quick-response, on-call satellite launch capability.

China added a fourth craft Tuesday to a network of geostationary data relay satellites tasked with keeping mission control in steady contact with Shenzhou crew capsules and a planned space station.

Follow the key events of the Falcon 9 rocket’s ascent to orbit with the another set of 10 next-generation satellites for Iridium’s voice and data relay fleet.