Space Weather Events
Interplanetary shock — 2026-09-21 00:33 UTC
| Event type | Interplanetary shock |
|---|---|
| Date | |
| Flare class | — |
| CME speed | — |
| CME analyses | — |
| Linked events | 2026-09-21T12:15:00-HSS-001 |
| Instruments | STEREO A: IMPACT, STEREO A: PLASTIC |
Research information from NASA DONKI, not an operational warning. NOAA SWPC is the official US source of space weather forecasts.
Provenance
| Source | NASA DONKI — Space Weather Events |
|---|---|
| Feed | DONKI IPS |
| Provider data as of | not stated |
| First observed here | 12 Oct 2026, 20:02 EDT |
| Last observed here | 13 Oct 2026, 16:26 EDT |
| In latest snapshot | Yes |
| Record identifier | d1354a72-ec27-5bb5-b2c8-083242e7ab0f |
Local observation history
What this site observed; not complete provider history.
- — Added