November 3, 2025
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  • [ November 1, 2025 ] Commercial space station demo, data center precursor launch on SpaceX Bandwagon-4 mission Falcon 9
  • [ October 31, 2025 ] SpaceX launches 100th Starlink flight of 2025 Falcon 9
  • [ October 30, 2025 ] Former NASA Administrators urge space agency to rethink plans for Artemis Moon lander News
  • [ October 28, 2025 ] SpaceX launches 29 Starlink satellites on Falcon 9 rocket from Cape Canaveral Falcon 9
  • [ October 28, 2025 ] Blue Origin details lunar exploration progress amid Artemis 3 contract shakeup Mission Reports

Black holes

Mission Reports

China launches two small satellites for gravitational wave research

December 10, 2020 Stephen Clark

Two small Chinese satellites designed to detect gamma-ray bursts associated with gravitational waves launched Wednesday on a Long March 11 rocket, beginning an astrophysics research mission to study black holes and neutron stars.

Falcon 9

Coronavirus work stoppage likely to delay launch of NASA X-ray astronomy mission

July 2, 2020 Stephen Clark

A nearly three-month stoppage of on-site work due to concerns about the spread of the coronavirus at NASA’s Marshall Space Fight Center in Alabama is expected to push back the launch of the IXPE X-ray astronomy satellite from May 2021 until some time later next year, a senior space agency official said.

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.

Falcon 9

SpaceX wins NASA contract to launch X-ray telescope on reused rocket

July 8, 2019 Stephen Clark

NASA has selected a SpaceX Falcon 9 rocket — flying with a reused first stage booster — to launch the Imaging X-ray Polarimetry Explorer mission from pad 39A at the Kennedy Space Center in Florida in April 2021, bypassing Northrop Grumman’s air-launched Pegasus rocket for the task.

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.

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News Headlines

  • Commercial space station demo, data center precursor launch on SpaceX Bandwagon-4 mission
    November 1, 2025
  • SpaceX launches 100th Starlink flight of 2025
    October 31, 2025
  • Former NASA Administrators urge space agency to rethink plans for Artemis Moon lander
    October 30, 2025
  • SpaceX launches 29 Starlink satellites on Falcon 9 rocket from Cape Canaveral
    October 28, 2025
  • Blue Origin details lunar exploration progress amid Artemis 3 contract shakeup
    October 28, 2025
  • Astrobotic delays Griffin-1 Moon mission to NET July 2026
    October 28, 2025
  • SpaceX breaks its California pad turnaround record with sunset Starlink launch
    October 26, 2025
  • SpaceX marks 5th anniversary of first Starlink customer with Sunday satellite launch
    October 25, 2025
  • SpaceX surpasses 2024 orbital launch record with Saturday Starlink mission
    October 24, 2025
  • Airbus, Leonardo and Thales agree to form new European company
    October 24, 2025
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