The new satellite will replace the older Sentinel-2A after a brief period of the two operating together in tandem, and will form a part of the Sentinel network along with Sentinel-2B, which flies ...

Japan’s H-2A rocket is set for its second-to-last mission on Thursday, Sept. 26, launching a secret spy satellite named IGS-Radar 8 from Tanegashima Space Center at 1:24 a.m. EDT (0524 GMT ...