October 24, 2025
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Breaking News
  • [ October 24, 2025 ] Airbus, Leonardo and Thales agree to form new European company News
  • [ October 23, 2025 ] SpaceX expends Falcon 9 booster to launch Spainsat NG 2 communications satellite Falcon 9
  • [ October 22, 2025 ] SpaceX launches 28 Starlink satellites on 550th Falcon 9 mission Falcon 9
  • [ October 18, 2025 ] SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg Falcon 9
  • [ October 18, 2025 ] SpaceX launches a Falcon 9 rocket on record-breaking 31st flight Falcon 9

ERG

Mission Reports

Research platform launched to brave Van Allen radiation belts

December 20, 2016 Stephen Clark

Japan launched a research satellite Tuesday to repeatedly fly through the Van Allen belts high above Earth, helping scientists sort out how chaotic geomagnetic storms form and evolve and potentially endanger astronauts, spacecraft and infrastructure vital to life on the ground.

Mission Reports

Live coverage: Japan’s enhanced Epsilon booster blasts off

December 20, 2016 Stephen Clark

A Japanese Epsilon rocket launched Tuesday from the Uchinoura Space Center, a shoreline spaceport on the southern Japanese island of Kyushu, with a space weather research probe to study phenomena inside the turbulent Van Allen radiation belts. Liftoff of the 85-foot-tall rocket occurred at 1100 GMT (6 a.m. EST).

Mission Reports

Timeline of events during Epsilon rocket’s launch with the ERG mission

December 19, 2016 Stephen Clark

An Epsilon rocket is set to send a Japanese space weather research probe into an orbit stretching more than 20,000 miles above Earth to investigate how the Van Allen radiation belts shrink and swell with variable solar activity.

Mission Reports

Japan prepares launch of satellite to probe Earth’s radiation belts

December 19, 2016 Stephen Clark

Japanese engineers aim to launch an upgraded Epsilon booster Tuesday with a satellite to study the origins of powerful geomagnetic storms, phenomena that trigger picturesque polar auroras but could disrupt communications and and damage electric grids.

News Headlines

  • Airbus, Leonardo and Thales agree to form new European company
    October 24, 2025
  • SpaceX expends Falcon 9 booster to launch Spainsat NG 2 communications satellite
    October 23, 2025
  • SpaceX launches 28 Starlink satellites on 550th Falcon 9 mission
    October 22, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg
    October 18, 2025
  • SpaceX launches a Falcon 9 rocket on record-breaking 31st flight
    October 18, 2025
  • Orion spacecraft arrives at VAB ahead of stacking for Artemis 2
    October 17, 2025
  • SpaceX sends 28 Starlink satellites to low Earth orbit in predawn launch
    October 15, 2025
  • SpaceX launches 2nd batch of satellites for Space Development Agency following weather scrub
    October 14, 2025
  • Rocket Lab launches 7th StriX Earth observation satellites for Japan-based Synspective
    October 14, 2025
  • SpaceX launches final Version 2 Starship-Super Heavy rocket
    October 14, 2025
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