Interesting Engineering on MSN

US to expand hypersonic missile-tracking satellite network with new $3.5 billion award

The Space Development Agency (SDA) has announced that it awarded roughly $3.5 billion in contracts to four companies to build ...
Air Force Technology on MSN

SDA selects four firms for Tranche 3 tracking layer satellite production

The satellites, designed for low Earth orbit, will be equipped with infrared sensors for missile warning and tracking, as ...