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SES 18

active
CommunicationsGEOCOSPAR 2023-038ALaunched 3/17/2023
Admin Edit
Mission & Launch
Launch Mission
SES-18/19
Launch Vehicle
Falcon 9 FT5
Launch Date
3/17/2023
Orbit & Mass
Orbit Class
GEO
Altitude
35,713.5 km
Inclination
0.02 deg
Dry Mass
1,139 kg
Total Mass
3,605 kg
Payload Classification
Mission Type
Communications
Payload Category
COM
Payload Class
B
Organizations
Operator
SES
Manufacturer
Northrop Grumman
Constellation
Name
SES GEO fleet
Active Satellites
20
Registry
COSPAR ID
2023-038A
Track
Mentions
54
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

Northrop Grumman built the SES-18 and SES-19 C-band replacement satellites.

CapabilityRelationshipsValue 4.0Apr 8, 2026Northrop Grumman to Build HUGEO Satellite for Hungary’s 4iG
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SES-18 and SES-19 launched in 2023.

GeneralPlanValue 3.0Apr 8, 2026Northrop Grumman to Build HUGEO Satellite for Hungary’s 4iG

The launch marked the 28th flight for the first-stage booster, which previously launched CRS-24, Eutelsat HOTBIRD 13F, OneWeb 1, SES-18, and SES-19, as well as 24 Starlink missions.

GeneralPlanValue 3.0Nov 12, 2025SpaceX launches 29 satellites after fireball spotted in the sky

The Falcon 9 first stage previously launched CRS-24, Eutelsat HOTBIRD 13F, OneWeb 1, SES-18, SES-19, and 24 Starlink missions.

GeneralCapabilityValue 3.5Nov 10, 2025Spacex launches Starlink smallsats Group 10-51 early on Sunday from the Cape

The first stage booster on the Cape Canaveral 2024-08-31 Falcon 9 mission was flying its 18th flight and had previously launched CRS-24, OneWeb 1, SES 18 & 19, Eutelsat HOTBIRD-F1, and 14 Starlink missions.

CapabilityGeneralValue 4.0Aug 31, 2024SpaceX’s Musk, “Great work…” successful bi-coastal Starlink smallsat launches with three point landings one hour apart

The first stage booster supporting the February SpaceX mission will be flying its 13th flight after previously launching CRS-24, Eutelsat HOTBIRD 13F, OneWeb 1, SES-18, SES-19, and eight Starlink missions.

PlanValue 3.0Feb 24, 2024UPDATE 1: Scrubbed Saturday’s SpaceX launch of largest number of the v2 Mini satellites

Booster 1069 previously supported the CRS-24, Eutelsat HOTBIRD 13F, OneWeb 1, SES-18, and SES-19 missions and had supported five Starlink missions prior to this flight.

CapabilityGeneralValue 3.6Sep 30, 2023A Florida Friday night successful SpaceX Starlink launch

The first stage booster for this mission previously launched the Cargo Dragon CRS-24, Eutelsat Hotbird 13F, OneWeb 1, and SES-18/SES-19 missions, plus four Starlink deployment flights.

PlanCapabilityValue 4.0Aug 11, 2023SpaceX’s Falcon 9 launch of Starlink V2 mini small sats delayed and rescheduled

SES-18 is delivering services at 103 degrees West, replacing SES-3’s C-band payload.

PlanCapabilityGeneralValue 4.0Jun 28, 2023SES-18 C-Band Satellite Goes Operational Providing Network Communications Services

SES-18 and SES-19 were launched by SpaceX’s Falcon 9 rocket in March 2023 from Cape Canaveral, Florida.

PlanGeneralValue 3.5Jun 28, 2023SES-18 C-Band Satellite Goes Operational Providing Network Communications Services

SES-18 provides contractual service protections to customers who receive video services in the United States to support clearing the C-band spectrum.

RelationshipsLegalValue 3.6Jun 28, 2023SES-18 C-Band Satellite Goes Operational Providing Network Communications Services

SES-18 enables SES to deliver C-band broadcast and radio services to millions of American homes and provides other critical network communications services to the United States.

CapabilityValue 3.5Jun 28, 2023SES-18 C-Band Satellite Goes Operational Providing Network Communications Services

SES-18 and SES-19 were designed, manufactured, and assembled by Northrop Grumman.

CapabilityRelationshipsValue 4.0Jun 28, 2023SES-18 C-Band Satellite Goes Operational Providing Network Communications Services

SES-18 provides contractual service protections to customers who receive video services in the United States to support SES’s completion of C-band clearing.

RelationshipsPlanValue 3.6Jun 27, 2023SES-18 is now operational

On 27 June 2023 SES reported that the SES-18 satellite is delivering services at 103 degrees West.

GeneralCapabilityValue 4.0Jun 27, 2023SES-18 C-Band Satellite Goes Operational

SES-18 replaced SES-3’s C-band payload at the 103 degrees West orbital position.

CapabilityPlanValue 4.0Jun 27, 2023SES-18 C-Band Satellite Goes Operational

SES-18 and SES-19 were launched on SpaceX’s Falcon 9 rocket in March 2023 from Cape Canaveral, Florida.

PlanValue 4.2Jun 27, 2023SES-18 C-Band Satellite Goes Operational

SES-18 and SES-19 were launched on SpaceX’s Falcon 9 rocket in March 2023 from Cape Canaveral, Florida.

PlanValue 4.0Jun 27, 2023SES-18 is now operational

SES-18 is delivering services at 103 degrees West, replacing SES-3’s C-band payload.

CapabilityGeneralValue 4.0Jun 27, 2023SES-18 is now operational

SES-18 is providing other network communications services to the United States in addition to broadcast and radio services.

CapabilityValue 4.0Jun 27, 2023SES-18 C-Band Satellite Goes Operational