December 26, 2025
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Breaking News
  • [ December 22, 2025 ] H3 rocket suffers upper stage anomaly, fails to correctly deploy navigation satellite H3
  • [ December 22, 2025 ] Tory Bruno steps down as President, CEO of ULA News
  • [ December 21, 2025 ] Astronauts, launch teams practice Artemis 2 countdown Artemis
  • [ December 20, 2025 ] Space Development Agency awards roughly $3.5 billion to 4 companies for 72 missile tracking and warning satellites News
  • [ December 18, 2025 ] Rocket Lab launches 4 novel DiskSat satellites for U.S. Space Force, NASA Electron

Articles by Stephen Clark

Falcon 9

SpaceX launches NASA mission to study dead stars

December 11, 2021 Stephen Clark

SpaceX launched a refrigerator-sized NASA X-ray observatory from Kennedy Space Center into an unusual orbit hugging the equator Thursday, beginning a $214 million mission to study black holes and super-compact neutron stars.

Mission Reports

Webb telescope fueled for flight, ready for lifting atop launcher

December 10, 2021 Stephen Clark

A crane at the Guiana Space Center in South America will hoist the nearly $10 billion James Webb Space Telescope more than 15 stories above the floor of a rocket assembly hangar this weekend to position the observatory on top of its Ariane 5 launcher for blastoff later this month.

Mission Reports

BlackSky continues rapid-fire launch campaign with Rocket Lab mission

December 9, 2021 Stephen Clark

Two more BlackSky high-resolution optical remote sensing satellites rode a Rocket Lab Electron launcher into orbit Wednesday from New Zealand, the second mission for Rocket Lab in three weeks, and the third satellite delivery for BlackSky in the same period.

Falcon 9

Live coverage: SpaceX launches NASA X-ray astronomy satellite

December 8, 2021 Stephen Clark

SpaceX launched a Falcon 9 rocket at 1 a.m. EST (0600 GMT) Thursday from launch pad 39A at NASA’s Kennedy Space Center in Florida. The Falcon 9 deployed into orbit NASA’s Imaging X-ray Polarimetry Explorer spacecraft, an X-ray astronomy mission to study black holes and neutron stars.

Atlas 5

Atlas 5 rocket launches Space Force tech demo satellites on marathon mission

December 8, 2021 Stephen Clark

United Launch Alliance deployed two U.S. Space Force technology demonstration satellites into an on-target orbit more than 22,000 miles over the equator Tuesday after a booming blastoff before dawn from Cape Canaveral on an Atlas 5 rocket.

Mission Reports

Live coverage: Rocket Lab launches final mission of the year

December 8, 2021 Stephen Clark

Two small BlackSky commercial remote sensing satellites launched aboard a Rocket Lab Electron booster at 7:02 p.m. EST Wednesday (0002 GMT Thursday) from New Zealand. Rocket Lab did not plan to recover the first stage of the Electron launch vehicle on this mission.

Mission Reports

High winds delay Blue Origin launch until weekend

December 8, 2021 Stephen Clark

A forecast of high winds at Blue Origin’s launch site in West Texas has prompted the company to delay its first suborbital space shot with a full complement of six passengers from Thursday to Saturday.

Mission Reports

Live coverage: Japanese space tourists launch aboard Russian rocket

December 8, 2021 Stephen Clark

Japanese space tourist Yusaku Maezawa, his assistant Yozo Hirano, and Russian cosmonaut Alexander Misurkin lifted off from the Baikonur Cosmodrome in Kazakhstan at 2:38 a.m. EST (0738 GMT) Wednesday on a Soyuz rocket to begin a 12-day mission to the International Space Station. The Soyuz docked at the space station at 8:40 a.m. EST (1340 GMT).

Mission Reports

Japanese billionaire ready for launch to International Space Station

December 7, 2021 Stephen Clark

A Russian Soyuz rocket is set for blastoff Wednesday from the Baikonur Cosmodrome in Kazakhstan carrying Yusaku Maezawa, a Japanese billionaire businessman, his production assistant, and a veteran Russian cosmonaut commander on a 12-day trip to the International Space Station.

Atlas 5

Live coverage: Atlas 5 rocket launches Space Force test mission

December 7, 2021 Stephen Clark

United Launch Alliance launched an Atlas 5 rocket from Cape Canaveral Space Force Station Tuesday at 5:19 a.m. EST (1019 GMT). The mission is will deploy two U.S. Space Force technology demonstration satellites into geosynchronous orbit around seven hours after liftoff.

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News Headlines

  • H3 rocket suffers upper stage anomaly, fails to correctly deploy navigation satellite
    December 22, 2025
  • Tory Bruno steps down as President, CEO of ULA
    December 22, 2025
  • Astronauts, launch teams practice Artemis 2 countdown
    December 21, 2025
  • Space Development Agency awards roughly $3.5 billion to 4 companies for 72 missile tracking and warning satellites
    December 20, 2025
  • Rocket Lab launches 4 novel DiskSat satellites for U.S. Space Force, NASA
    December 18, 2025
  • Senate confirms Jared Isaacman as 15th NASA Administrator
    December 18, 2025
  • SpaceX flies Starlink mission using Falcon 9 booster flying for a 30th time
    December 17, 2025
  • SpaceX launches Wednesday morning Starlink mission from Kennedy Space Center
    December 16, 2025
  • Rocket Lab Electron rocket aborts liftoff at engine ignition
    December 15, 2025
  • ULA Atlas 5 launch puts Amazon’s 180th broadband satellite in low Earth orbit
    December 15, 2025
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