Here we learn all about what the Sun looks like! Prominences, Flares, Sunspots, Ejections! It's a much more active place than you think. It's also mesmerizing, like looking at a fire while camping. This is part of my intro Astronomy class taught at Willam Paterson University and CUNY Hunter. Stan Honda: Alan Friedman: Vishnu Reddy: Photospheric Features: Photosphere: Chromosphere: Corona: Sunspots: Solar Flare: Carrington Solar Flare: Coronal Mass Ejection: Space Weather: Granules: Prominences: NASA's Solar Dynamics Observatory: NASA's STEREO Spacecraft: NASA's SOHO, the Solar and Heliospheric Observatory: NOAO's McMath-Pierce Solar Telescope: NASA's Solar Storm and Space Weather FAQ: NASA's Solar wind visualization: Effect of the Solar wind on Mars and Earth: The Dynamic Solar Magnetic Field: Aurora seen from the International Space Station: 0:00 Introduction 1:26 Why Study The Sun? 5:26 Principal Questions about the Sun. 6:17 The Magnetic Field of the Sun is the key 6:58 Solar Dynamics Observatory 8:16 The Photosphere 17:38 Supergranules 19:03 The Solar Chromosphere 21:26 Solar Prominences 24:34 The Solar Corona 26:01 High-resolution Solar spectrum 27:01 The Solar Atmosphere 27:46 The Quiet Sun 28:27 Sunspots and Magnetic Fields 32:42 Solar Activity Changes with Time 33:01 Solar Activity in History 33:38 The Solar Cycle 39:51 Solar Flares, Prominences and CME's 42:02 Super Solar Flare of September 1, 1859 44:05 Coronal Mass Ejection 44:37 The Solar Wind at Earth 48:15 Some Questions About the Sun's Appearance.