TAIYUAN, May 12 (Xinhua) -- China sent a new satellite group into space from the Taiyuan Satellite Launch Center in north China's Shanxi Province on Tuesday.

The satellite group was launched at 7:59 p.m. (Beijing Time) aboard a modified Long March-6 carrier rocket and entered its preset orbit successfully. It will constitute the Spacesail Constellation, a mega commercial Chinese low-orbit satellite network.

This launch marked the 642nd flight mission of the Long March carrier rocket series, according to the launch center.