# \#ses

**URL:** https://scanalyst.fourmilab.ch/tag/ses/2933.md

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## [United Launch Alliance Atlas V / SES-20 and SES-21 Launch](https://scanalyst.fourmilab.ch/t/united-launch-alliance-atlas-v-ses-20-and-ses-21-launch/2100)

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**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 1\
**Last updated:** [5 October 2022 12:32 UTC](https://scanalyst.fourmilab.ch/t/united-launch-alliance-atlas-v-ses-20-and-ses-21-launch/2100 "2022-10-05T12:32:32Z")

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United Launch Alliance (ULA) plan to launch an Atlas V in the 531 configuration to place two identical communications satellites in near-geosynchronous orbit for SES, SA of Luxembourg. Launch is scheduled …