Next Spaceflight


Ariane 5 ECA | GSAT-31 & Hellas-Sat-4

Window Opens
Jan 23, 2019
Window Closes
Jan 23, 2019

Launch Vehicle

Ariane 5 ECA
Status: Active
Price: $200.0 million
Liftoff Thrust: 15,120 kN
Payload to LEO: 21,000 kg
Payload to GTO: 10,500 kg
Stages: 2
Strap-ons: 2
Rocket Height: 53.0 m
Fairing Diameter: 5.4 m
Fairing Height: 17.0 m



ISRO telecommunications satellite
Payloads: 1
Geostationary Transfer Orbit


Hellas Sat 4 is a communication satellite of the Greek satellite communications company Hellas Sat. It is being built by Lockheed Martin. It is planned to provide telecommunications capabilities, including television, Internet, telephone and secure military communications to customers in the Middle East, Africa and Europe.
Payloads: 1
Geostationary Transfer Orbit