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SES-20 & SES-21

Atlas V 531

United Launch Alliance

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Launch Status
Go For Launch

Mission

SES-20 & SES-21

Type: Communications
Launch Cost: $140,000,000

SES-20 & SES-21 are a pair of C-band communication satellites built by Boeing, using the highly efficient all-electric propulsion BSS-702SP satellite bus.

These satellites will enable SES to clear 280MHz of mid-band spectrum for 5G use while seamlessly migrating SES’s existing C-band customers and ensuring the continued delivery of digital television to nearly 120 million American TV homes and other critical data services.

Location

Space Launch Complex 41

Cape Canaveral, FL, USA

858 rockets have launched from Cape Canaveral, FL, USA.

Space Launch Complex 41, Cape Canaveral, FL, USA

Rocket

Atlas V 531 – United Launch Alliance

Family: Atlas
Length: 60 m
Diameter: 3.8 m
Launch Mass: 479 T
Low Earth Orbit Capacity: 15530 kg

The Atlas V 531 was manufactured by United Launch Alliance with the first launch on . Atlas V 531 has 4 successful launches and 0 failed launches with a total of 4 launches. Atlas V with 5m Fairing, 3 SRB, 1 Centaur upper stage engine.

Agency

United Launch Alliance

Type: Commercial
Abbreviation: ULA
Administration: CEO: Tory Bruno
Founded: 2006
Launchers: Atlas | Delta IV | Vulcan
Spacecraft: CST-100 Starliner
Country: USA

United Launch Alliance (ULA) is a joint venture of Lockheed Martin Space Systems and Boeing Defense, Space & Security. ULA was formed in December 2006 by combining the teams at these companies which provide spacecraft launch services to the government of the United States. ULA launches from both coasts of the US. They launch their Atlas V vehicle from LC-41 in Cape Canaveral and LC-3E at Vandeberg. Their Delta IV launches from LC-37 at Cape Canaveral and LC-6 at Vandenberg.

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Ken & Judy
Ken & Judy
27 days ago

Hold on tight.!