entity: probe
description: >
  A robotic spacecraft sent beyond Earth orbit to explore the solar system.
  The record holds the mission's settled facts — when it launched, who ran
  it, where it went, what it carried — and the body tells the story, with
  validated references to every related record.
id:
  prefix: PRB
  width: 3
dir: probe
strict: true
fields:
  title:
    type: string
    required: true
  launch_year:
    type: integer
    required: true
    min: 1957
    max: 2100
  launch_date:
    type: date
    description: >
      the full launch date, given only when it is well established;
      launch_year alone is the honest fallback
  operated_by:
    type: list
    items: {type: ref, entity: agency}
    required: true
    description: the agency or agencies that ran the mission
  visited:
    type: list
    items: {type: ref, entity: body}
    required: true
    description: bodies the probe flew past, orbited, landed on, or flew through
  carried:
    type: list
    items: {type: ref, entity: instrument}
    description: notable instruments and artifacts aboard, of those on record here
  people:
    type: list
    items: {type: ref, entity: person}
    description: people on record here who are closely associated with the mission
  status:
    type: enum
    values: [operating, completed]
    required: true
    description: >
      operating means still returning data as of this wiki's last revision;
      completed covers every ended mission, however it ended
  confidence:
    type: enum
    values: [believed-correct]
    required: true
    description: >
      every record in this demo wiki declares its epistemic status; nothing
      here is a primary source
  sources:
    type: list
    items: {type: ref, entity: source}
    required: true
    description: library sources that document this mission