Ariane 5 Rocket Launches 2 New Communications Satellites

Ariane 5 Rocket Launches 2 New Communications Satellites


Arianespace launched an Ariane 5 rocket Tuesday afternoon (Aug. 6) from Kourou, French Guiana, sending two new telecommunications satellites into orbit. 

The Ariane 5 rocket, designated VA249, lifted off from Ariane Launch Advanced No. Three (ELA-Three) on the Guiana Area Middle, at four:30 p.m. native time (Three:30 p.m. EDT; 1930 GMT), carrying the Intelsat 39 and EDRS-C communications satellites for Intelsat and the European Area Company, respectively.

“And proper on time, Ariane 5 started her mission lifting off from the bottom right here in French Guiana with loads of fireplace and with two new satellites rising into the intense blue sky…trailing exhaust flames of gold,” a launch commentator for Arianespace stated throughout a dwell webcast of the launch. 

In Pictures: Ariane 5 Rocket Launches Intelsat 39 and EDRS-C Communications Satellites

Picture 1 of three

(Picture credit score: Arianespace)

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An Ariane 5 rocket designated VA249 launches the Intelsat 39 and EDRS-C communications satellites into orbit on Aug. 6, 2019.

(Picture credit score: Arianespace)

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An Ariane 5 rocket designated VA249 launches the Intelsat 39 and EDRS-C communications satellites into orbit on Aug. 6, 2019.

(Picture credit score: Arianespace)

Intelsat 39 

Intelsat 39 undergoes testing on the Maxar Applied sciences manufacturing facility in Palo Alto, California. 

(Picture credit score: Maxar Applied sciences)

The Intelsat 39 telecommunications satellite tv for pc will serve broadband networking, video and authorities prospects throughout Africa, Europe, Asia, the Center East and the Indian Ocean area, changing Intelsat 902, which was launched again in 2001 and had already exceeded its 13-year design life expectancy.

Intelsat 39 is designed to supply cell community operators, enterprises and web service suppliers with the flexibility to extend the velocity and effectivity of their connectivity providers, in line with a assertion by Arianespace. The satellite tv for pc may even improve cell connectivity for these areas’ aerospace, maritime and authorities shoppers.

The hefty, 14,600-lb. (6,600 kilograms) satellite tv for pc was the primary to separate from the rocket’s higher stage, 29 minutes and 9 seconds after liftoff. It was adopted by the mission’s second payload, EDRS-C, which separated after 33 minutes and 31 seconds.


An artist’s impression of the EDRS-C satellite tv for pc in orbit.

(Picture credit score: ESA)

The mission’s second payload, a European laser communications satellite tv for pc, will facilitate high-speed transmissions between satellites in orbit and floor stations on Earth. EDRS-C is a part of a public-private partnership between the European Area Company (ESA) and Airbus, and the second within the “SpaceDataHighway” community — extra formally referred to as the European Knowledge Relay System. The community is the world’s first optical-fiber one within the sky designed to enhance environmental and safety monitoring, in addition to catastrophe response and disaster administration. 

The primary satellite tv for pc, EDRS-A, was launched in January, 2016, on board a Proton rocket from Baikonur, Kazakhstan.

The satellite tv for pc will use laser know-how to transmit information to Earth in close to real-time — a course of that may in any other case take hours — permitting the transmission of extra pictures and movies by Earth-observing satellites. 

EDRS-C is barely smaller and lighter than its co-passenger on the Ariane 5 rocket. The laser satellite tv for pc weighs 7,024 lbs. (Three,186 kg) on Earth, or about half the burden of Intelsat 39.  

Each Intelsat 39 and EDRS-C are geostationary satellites, which implies that they hover over the identical a part of the globe on a regular basis. Intelsat 39 orbits above Earth’s equator at a longitude of 62 levels East, whereas EDRS-C stays at 31 levels East. 

This marks Arianespace’s third flight with Ariane 5 this yr. Nevertheless, the final rocket launch by Arianespace didn’t go as easily as a European Vega rocket suffered a “main anomaly” whereas launching a satellite tv for pc for the United Arab Emirates on July 10, resulting in the lack of the rocket and its payload.

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