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• 001 Exact sciences and technology.
  • 001E Earth, ocean, space. (See also 001D14F, 001D06B02B, 001D06B01B, 001C02D)
    • 001E03 Astronomy.
      • 001E03C Stars.
        • 001E03C10 Stellar characteristics and properties.
        • 001E03C20 Normal stars (by class): general or individual.
        • 001E03C21 Pre-main sequence objects, young stellar objects (YSO's) and protostars (T Tauri stars, Orion population, Herbig-Haro objects, Bok globules, bipolar outflows, cometary nebulae, etc.).
        • 001E03C30 Variable and peculiar stars (including novae).
        • 001E03C60 Late stages of stellar evolution (including black holes).
        • 001E03C80 Binary and multiple stars.
        • 001E03C82 Extrasolar planetary systems.
        • 001E03C90 Other topics on stars.

Title

• fr : Etoiles.
• en : Stars.

SKOS Notation

001E03C

In the plan

Pascal Classification Scheme