The Sun Part 2 - Solar atmosphere, wind and flares
Channel: Astronomy with Mr Guerin
Date: 23/10/2019

How big is the Sun's atmosphere? What is the solar wind, and how is it related to the beautiful auroras? And how can we observe the Sun safely?

This video will tell you everything you need to answer these questions in EdExcel's Astronomy GCSE.

Download the slideshow (no videos):
https://drive.google.com/drive/folders/1v7n69srfzFmgYxF9Vct6FKp3r_ZRqFjx


Image credits:

Solar flare, NASA Goddard, public domain
https://images.nasa.gov/details-GSFC_20171208_Archive_e001662.html

Voyager 1 goes interstellar, NASA/JPL-Caltech, NASA, public domain
https://photojournal.jpl.nasa.gov/catalog/PIA17046

Chromosphere (H), NASA, public domain
https://solarscience.msfc.nasa.gov/images/HI6563_fulldisk.jpg

Chromosphere (Ca), NASA, public domain
https://solarscience.msfc.nasa.gov/images/CAII3934_fulldisk.jpg

Solar eclipse, Luc Viatour, wikimedia, CC BY-SA 3.0
https://commons.wikimedia.org/wiki/File:Solar_eclipse_1999_4_NR.jpg

Coronograph image, NASA Goddard Space Flight Center, wikimedia, public domain
https://commons.wikimedia.org/wiki/File:Cp22liberationdaytransient.png

Solar flare video, NASA's Goddard Space Flight Center/SDO, public domain
http://svs.gsfc.nasa.gov/11168

Solar wind speeds, NASA, public domain
https://solarscience.msfc.nasa.gov/images/DialPlot.jpg

Aurorae Borealis and Australis, 14jbella, wikimedia, CC BY-SA 1.0
https://commons.wikimedia.org/wiki/File:Paranormal_Activity_(99225209).jpeg

Iceland Aurora video,  4K Ultra HD Video, youtube, CC BY 3.0
https://www.youtube.com/watch?v=NQj2UPbOOQI

Structure of the magnetosphere, NASA/Aaron Kaase, wikimedia, public domain
https://commons.wikimedia.org/wiki/File:Structure_of_the_magnetosphere_LanguageSwitch.svg

Comet parts, NASA Ames Research Center/K. Jobse, P. Jenniskens, wikimedia, public domain
https://commons.wikimedia.org/wiki/File:Comet_Parts.svg

Comet Lovejoy, NASA/Dan Burbank, wikimedia, public domain
https://commons.wikimedia.org/wiki/File:Iss030e015472_Edit.jpg

Plasma of the Sun, Hinode JAXA/NASA, NASA, public domain
https://www.nasa.gov/mission_pages/hinode/solar_017.html

Coronal mass ejection, ESA & NASA/SOHO, NASA, public domain
https://www.nasa.gov/mission_pages/sunearth/news/gallery/news051712-cme.html

Partial eclipse with telescopic projection, Ministry of Earth Sciences, wikimedia, GODL-India
https://pib.gov.in/newsite/photo.aspx?photoid=18804

Eclipse and sunspots, Justin Dolske, wikimedia, CC BY-SA 2.0
https://commons.wikimedia.org/wiki/File:Eclipse_IMG_0714_(15442088608).jpg

Colander eclipse viewing, Joe Mabel, wikimedia, CC BY 4.0
https://commons.wikimedia.org/wiki/File:Colander_eclipse_viewing_05_(cropped).jpg

The Sun at different wavelengths, NASA/SDO/Goddard Space Flight Center, NASA, public domain
https://www.nasa.gov/mission_pages/sunearth/news/light-wavelengths.html