August 3, 2023
SKY Perfect JSAT Corporation

SKY Perfect JSAT and Intelsat Launched Horizons-4/Galaxy 37
to Provide Capacity Over North America and Pacific
SKY Perfect JSAT Corporation (Head Office: Minato-ku, Tokyo; Representative Director, President& Chief Executive Officer: Eiichi Yonekura; “SKY Perfect JSAT”) and Intelsat (Head Office:Luxemburg, Chief Executive Officer: David Wajsgras, “Intelsat”) successfully launched a newsatellite to satisfy the growing connectivity demands in the North America and Pacific region.

Known as Horizons-4/Galaxy 37 (“H-4/G-37”), the satellite was launched aboard SpaceX’s Falcon
9 launch vehicle from Cape Canaveral Space Force Station, Florida, U.S.A at 2:00 p.m. on August 3,2023, Japan Standard Time (JST) and the satellite was separated from the launch vehicle at 2:33 p.m.
JST. It will succeed and replace Horizons-1/Galaxy 13 in geostationary orbit at the 127 degrees Westlocation. Operation is expected to start in the fourth quarter 2023.

The H-4/G-37 satellite marks the fifth satellite by SKY Perfect JSAT and Intelsat in 20 years,
following Horizons-1 (2003), Horizons-2 (2007), Intelsat 15/JCSAT-85 (2009) and Horizons 3e (2018).
The H-4 Ku-band payload, which will be jointly owned by both companies*1, will provide capacity
for mobility connectivity with expanded coverage over the Pacific Ocean, in addition to the UnitedStates, Mexico and the Caribbean. The G-37 C-band payload, which will be owned by Intelsat, will
provide North American capacity for television media and telecommunication network customers.
1.

Launch date and time : August 3, 2023, 2:00 p.m. (JST)2.

Launch site

: Cape Canaveral Space Force Station, Florida, U.S.A

3.

Launcher: SpaceX (Falcon 9)

4.

Manufacturer: Maxar (Maxar 1300 series bus)

5.

Satellite specifications : (1) Frequency band: Ku-band and C-band(2) Primary Coverage: North America and Pacific6.

Orbital Slot

*1About Horizons-4: 127 degrees West longitude

The Horizons-4 satellite will be owned by the new joint venture company Horizons-4 Satellite LLC,
the membership of which will be held by JSAT International Inc., a subsidiary of SKY Perfect JSATand Intelsat US LLC, a subsidiary of Intelsat, both of which are based in the United States.
About SKY Perfect JSATSKY Perfect JSAT Corporation is Asia’s largest satellite operator with a fleet of 16 satellites, andJapan’s only provider of both Multi-channel Pay TV broadcasting and satellite communications
services. SKY Perfect JSAT delivers a broad range of entertainment through the “SKY PerfecTV!”
platform, the most extensive in Japan with a total of approximately 2.8 million subscribers. SKY
Perfect JSAT’s satellite communications services, which cover Asia, Indian Ocean, Middle East,
Pacific Ocean and North America, play a vital role in supporting communications infrastructures formobile backhaul, government, aviation, maritime, oil & gas and disaster recovery. For more
information, visit our corporate website (https://www.skyperfectjsat.space/en) and Space Businesswebsite (https://www.skyperfectjsat.space/jsat/en/).
About IntelsatIntelsat’s global team of professionals is focused on providing seamless and secure, satellite-based
communications to government, NGO and commercial customers through the company’s nextgeneration worldwide network and managed services. Bridging the digital divide by operating one of
the world’s largest and most advanced satellite fleet and connectivity infrastructures, Intelsat enables
people and their tools to speak over oceans, see across continents and listen through the skies tocommunicate, cooperate and coexist. Since its founding six decades ago, the company has beensynonymous with satellite-industry “firsts” in service to its customers and the planet. Leaning on alegacy of innovation and focusing on addressing a new generation of challenges Intelsat team members
now have their sights on the “next firsts” in space as they disrupt the field and lead in the digitaltransformation of the industry.

Attachment
Artist’s depiction of Horizons-4/Galaxy 37 in space

Credit: Intelsat