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The Spektr-RG or Spectrum-XG (SXG) is a Russian-German observatory-class mission. The observatory is intended to study the interplanetary magnetic field, galaxies and black holes. It will carry a complement of five telescopes spanning the energy range from the far ultraviolet to the hard X-ray, plus an all-sky monitor.

Alternate Names

  • 44432
  • Spectrum-XG (SXG)
  • SpektrRG

Facts in Brief

Launch Date: 2019-07-13
Launch Vehicle: Proton-M
Launch Site: Tyuratam (Baikonur Cosmodrome), Kazakhstan
Mass: 2267 kg

Funding Agency

  • Unknown (Russia)


  • Astronomy

Additional Information

Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office

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