Cortexa research tool·genomics·nasa_donki

NASA DONKI Get Coronal Mass Ejections

Search NASA DONKI (Database Of Notifications, Knowledge, Information) for Coronal Mass Ejection (CME) events. Returns CME observations including start time, source location, active region, speed, direction, half-angle, and linked geomagnetic storms. No API key required. Date range defaults to last 30 days if not specified. Essential for space weather research, satellite operations planning, and aurora forecasting.

Livelast probed 2026-05-01 01:00Z· 6899msCortexa

Status

The most recent probe succeeded. Safe to call from the agent today.

Last probed: 1d ago
Last success: 1d ago
Last latency: 6899ms

Schema

JSON Schema the agent (or your API call) must match.

{
  "properties": {
    "endDate": {
      "description": "End date in YYYY-MM-DD format (e.g., '2024-01-31'). Defaults to today.",
      "type": [
        "string",
        "null"
      ]
    },
    "startDate": {
      "description": "Start date in YYYY-MM-DD format (e.g., '2024-01-01'). Defaults to 30 days before endDate.",
      "type": [
        "string",
        "null"
      ]
    }
  },
  "required": [],
  "type": "object"
}

Examples (1)

Default NASA DONKI Get Coronal Mass Ejections call

public-safeinput

{}

Expected response keys: success

Anonymous-safe example. Rate-limited; no sign-in required.

Identifiers

Catalog ID: tu_NASA_DONKI_get_coronal_mass_ejections
Tool name: NASA_DONKI_get_coronal_mass_ejections
Added: 2026-05-01 00:58Z
Tags: tooluniverse

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