![](http://www.satnews.com/images_upload/1341941537/Arianespace.jpg)
[SatNews] Arianespace will be launching four more satellites for the O3b constellation into a circular orbit at an altitude of 7,830 km, with the eighth Soyuz launch from the Guiana Space Center in French Guiana.
![](http://www.satnews.com/images_upload/1450255055/O3b_Networks_b.jpg)
Liftoff of the Soyuz ST-B launcher is now scheduled for Thursday July 10:
- 03:55:56 p.m., local time in French Guiana,
- 02:55:56 p.m. in Washington DC,
- 18:55:56 UTC,
- 08:55:56 p.m. in Paris
- 10:55:56 p.m. in Moscow
Follow Arianespace's launch activity by visiting http://www.arianespace.com/.