John Leslie, an agency spokesman, told Space News the option for Geostationary-orbiting Operational Environmental Satellite-T is worth $175.9 million, while GOES-U carries a $139.7 million value.
Dan Leone writes the company is building four satellites for the GOES-R program under a contract awarded in 2008 and potentially worth more than $1 billion with options.
Leone reports the GOES-R and GOES-S satellites are scheduled to launch in 2015 and 2017, respectively.
GOES-T and GOES-U are slated to lift off in 2019 and 2024, according to Space News.