September 30, 2026
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Breaking News
  • [ September 29, 2026 ] NASA plans unpiloted Starliner test flight at end of year News
  • [ September 28, 2026 ] Starship returns to Earth; rocket splashes down north of Hawaii after three-hour flight Mission Reports
  • [ September 28, 2026 ] Launch preview: SpaceX to launch first Starlink V3 satellites to orbit on Starship Mission Reports
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  • [ September 25, 2026 ] SpaceX Falcon 9 launches classified mission for U.S. Space Force from West Coast Falcon 9

Spektr-RG

Mission Reports

German X-ray telescope achieves ‘first light’

October 23, 2019 Stephen Clark

Astronomers are elated with the first X-ray images from a German telescope on Russia’s Spektr-RG astronomy mission, demonstrating the instrument’s ability to observe galaxies near and far as scientists seek answers to questions about dark energy.

Mission Reports

Russia launches international X-ray astronomy mission

July 13, 2019 Stephen Clark

A Proton rocket and Block DM upper stage climbed into space Saturday from the Baikonur Cosmodrome in Kazakhstan with Spektr-RG, an astronomical observatory with dual X-ray telescopes developed by Russian and German scientists on the hunt for the signature of dark energy.

Mission Reports

Live coverage: Proton rocket lifts off with X-ray astronomy observatory

July 13, 2019 Stephen Clark

A Proton rocket lifted off from the Baikonur Cosmodrome in Kazakhstan with the Spektr-RG X-ray astronomy mission at 1230:57 GMT (8:30:57 a.m. EDT) Saturday.

Mission Reports

Proton launch delayed to Saturday

July 12, 2019 Stephen Clark

Russian officials have delayed until Saturday the launch of a Proton rocket from Kazakhstan with the Spektr-RG X-ray astronomy observatory, an ambitious mission jointly developed with Germany to probe dark energy.

Mission Reports

Proton rocket and astronomy satellite back on the launch pad after battery replacement

July 9, 2019 Stephen Clark

Poised to loft a Russian-German X-ray astronomy observatory into space Friday, a Proton rocket returned to its launch pad Tuesday at the Baikonur Cosmodrome in Kazakhstan after a three-week delay to replace a drained battery on the vehicle.

Mission Reports

Russia postpones launch of X-ray astronomy mission

June 21, 2019 Stephen Clark

Russian officials postponed the planned launch of a Proton rocket with an X-ray astronomy satellite Friday until no earlier than July 12 resolve a problem with an inadvertently drained battery on the vehicle.

Mission Reports

Russia to launch science mission probing dark energy

June 20, 2019 Stephen Clark

A Russian-built satellite hosting an array of X-ray telescopes is awaiting launch Friday from the Baikonur Cosmodrome in Kazakhstan on a mission to measure the mass and distance of colossal clusters of galaxies throughout the universe.

Mission Reports

Proton rocket, Russian-German astronomy satellite arrive at launch pad

June 14, 2019 Stephen Clark

A rocket-transporting railroad car ferried a Proton rocket to its launch pad Friday at the Baikonur Cosmodrome in Kazakhstan for final checkouts and testing before the vehicle’s scheduled June 21 liftoff with the Russian-German Spektr-RG X-ray telescope.

Mission Reports

Russia ships X-ray astronomy satellite to launch site

April 25, 2019 Stephen Clark

A Russian X-ray astronomy satellite with major contributions from German and U.S. scientists and instrument developers arrived Thursday at the Baikonur Cosmodrome in Kazakhstan for a launch in June aboard a Proton rocket.

News Headlines

  • NASA plans unpiloted Starliner test flight at end of year
    September 29, 2026
  • Starship returns to Earth; rocket splashes down north of Hawaii after three-hour flight
    September 28, 2026
  • Launch preview: SpaceX to launch first Starlink V3 satellites to orbit on Starship
    September 28, 2026
  • Next crew bound for the space station arrive in Florida
    September 26, 2026
  • SpaceX Falcon 9 launches classified mission for U.S. Space Force from West Coast
    September 25, 2026
  • NASA announces new space telescope ‘PRIMA’ to launch in 2033
    September 24, 2026
  • SpaceX stack Starship and Super Heavy for first orbital flight
    September 23, 2026
  • SpaceX’s Super Heavy booster arrives at pad ahead of first orbital Starship launch
    September 21, 2026
  • Russian Progress cargo ship arrives at International Space Station
    September 19, 2026
  • SpaceX launches 27 Starlink V2 Mini satellites on Falcon 9 rocket from Vandenberg
    September 19, 2026
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