MDS523.4
Ordlyd: Natural sciences and mathematicsAstronomyAstronomical objects and astrophysicsPlanets, asteroids and trans-Neptunian objects
Dewmoji: ????
0 Information 216,948 ℹ️ | 1 Philosophy and Psychology 229,419 💭 | 2 Religions 562,779 🙏 | 3 Social sciences 1,169,921 👫 | 4 Language 177,109 💬 | 5 Natural sciences and mathematics 380,441 🔬 | 6 Technology 844,132 💡 | 7 The arts 857,504 🎨 | 8 Literature 1,201,263 📚 | 9 History and Geography 703,933 🗺️ |
50 General Science 30,392 🔬 | 51 Mathematics 73,720 ➗ | 52 Astronomy 21,519 🔭 | 53 Physics 38,941 🍎 | 54 Chemistry 25,962 ⚗️ | 55 Earth sciences & geology 32,170 🌎 | 56 Fossils & prehistoric life 9,345 💀 | 57 Life Sciences, Biology 50,256 🧬 | 58 Plants 22,401 🌿 | 59 Zoology 75,735 🐼 |
520 Astronomy 5,303 🔭 | 521 Celestial Mechanics 451 ⚙ | 522 Telescopes and handbooks 1,368 🌃 | 523 Astronomical objects and astrophysics 10,419 🌌 | 524 Maps and Observations [No longer in use] 166 🗺️ | 525 Earth 558 🌍 | 526 Mathematical geography; cartography, map making 1,717 🌐 | 527 Celestial Navigation 155 🗺 | 528 Ephemerides; Nautic almanacs 163 📒 | 529 Chronology 1,219 ⏳ |
523.0 Astrophysics 907 | 523.1 Universe 2,473 | 523.2 Solar system, planetary systems 902 | 523.3 Moon 550 🌕 | 523.4 Planets, asteroids and trans-Neptunian objects 1,557 | 523.5 Meteors and zodiacal light 233 | 523.6 Comets 259 ☄️ | 523.7 Sun 777 ☀️ | 523.8 Stars 1,625 ✨ | 523.9 Transits and occultations 90 |
523.40 11 | 523.41 Mercury and intramercurial 81 ☿️ | 523.42 Venus 79 ♀ | 523.43 Mars 271 ♂ | 523.44 Asteroids 93 | 523.45 Jupiter 102 ♃ | 523.46 Saturn 83 ♄ | 523.47 Uranus 72 ⛢ | 523.48 Neptune 101 ♆ | 523.49 Trans-Neptunian objects; Kuiper belt; Pluto 55 |
Related Tags
"Far Friends"
MDS classes with significant recommendations overlap, excluding ones under the same top-level class.
- MDS
- Schedule
- 629.4
- TechnologyEngineering and allied operationsOther BranchesAstronauts and Space Travel
- 629.45
- TechnologyEngineering and allied operationsOther BranchesAstronauts and Space Travel Manned space flight
- 629
- TechnologyEngineering and allied operationsOther Branches
- 62X
- TechnologyEngineering and allied operations
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