2021 April 14 - The Pencil Nebula Supernova Shockwave
Channel: APOD Podcast
Date: 2021-04-14

In today's image, we see a part of the Vela supernova remnant known as the Pencil Nebula. It a shockwave front where material from the exploded star crashes into the interstellar medium.

This YouTube channel is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: https://apod.nasa.gov/apod/ap210414.html.

I also provide lecture videos to accompany the free OpenStax Astronomy textbook (https://openstax.org/details/books/astronomy/) on another channel. They are avilable here: https://www.youtube.com/playlist?list=PLZQxoLgRWwSogy2XRgaUjM5t6srdSle-d or through this channel: https://studio.youtube.com/channel/UCvryQCnfR2qEWueq-UaWKDw

Note: All commentary is created by me and is not necessarily approved or sanctioned by APOD or NASA.