Astronomy - Exploring the Universe (English)

🌌 Knowledge card index - What is astronomy? 🌌 🌌 Definition 📜 History of astronomy 🔭 Subfields 👁️‍🗨️ Telescopes 🪐 The solar system ⭐ Stars and galaxies 🧭 Astronomy and navigation 🌠 Important discoveries 👨‍🔬 Famous astronomers 🌍 The importance of astronomy

☄️ Knowledge card index - Comets, asteroids and meteoroids ☄️ ☄️ Comets 🪨 Asteroids 🌠 Meteoroids and meteorites ❄️ Structure of a comet 🌌 Asteroid belt 🌍 Meteorite crater ✨ Famous comets 🔭 Discovery of asteroids ⚠️ Dangers from impacts 🚀 Space missions

🚀 Knowledge card index - Space travel: From Sputnik to the ISS 🚀 🚀 Sputnik 1 👨‍🚀 Yuri Gagarin 🌕 Moon landing 🛰️ Space probes 🏢 First space stations 🛸 Space shuttles 🌌 ISS 👩‍🔬 Life in space 🔮 The future of space travel 🌍 Benefits of space travel

🕳️ Knowledge card index - Black holes 🕳️ 🕳️ What are black holes? 🌌 Formation of black holes 🌀 Types of black holes 🌟 Black hole in the Milky Way 🚪 The event horizon ⚫ Gravity of black holes 🔭 Discovery by scientists 🌊 Black holes and gravitational waves 📸 First image of a black hole 🌍 Significance in the universe