Tag Archive | interplanetary shock (IP)

CME IMPACT ALERT: Interplanetary Shock

Source: NASA / Goddard / Conceptual Image Lab.

Interplanetary Shock at L1 (01:25 UTC)

Alert Time: Oct 2, 2026, 8:38 PM (CDT)

An interplanetary shock wave — usually the leading edge of a CME — struck the Solar-1 spacecraft at 01:25 UTC.

The jump was recorded across the solar wind channels simultaneously:

  • Solar wind speed: 272 → 287 km/s
  • Proton density: 2.9 → 9.6 protons/cm³
  • Temperature: 32k → 85k K
  • Magnetic field strength: 3.6 → 4.0 nT

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