Vehicle: Proton K/ Block DM

The Satellite

  • Satellite Operator: SES ASTRA
  • Satellite Manufacturer: Hughes Space and Communications (Boeing)
  • Purpose: Television and Radio Broadcast Services
  • Platform: HS 601
  • Separated Mass: 3000 kg


  • 1st ILS Proton Launch
  • 1st Western Satellite Launched Onboard a Russian Rocket
  • 239th Proton Launch Overall
  • 1st Hughes 601 Launch on ILS Proton

Latest News

First Commercial Proton Launch is Successful

Launch Resources

  • Media Advisory

Final Details of the Launch and Separation

  • Liftoff occurred at 09 April 5:09 a.m. local time (7:09 p.m EDT, April 8)
  • Nominal separation occurred 09 April at 11:50 a.m. Baikonur time, 00:50 EDT
  • Separation of the ASTRA 1F satellite occurred approximately 6 hours, 41 minutes after liftoff.
  • Orbit Parameters Predicted: 12,000 x 36,000 x 7.0 degrees

Contact Us!

For the latest news and information, or if you have a question, please email ILS at