This is a select list of videos about Galacticraft. It will be added to over time. Video suggestions can be made on the Talk page.
Reviews and Mod Showcases
Air Lock tutorial by Douglas Fresh
Tutorials for the original Galacticraft made by micdoodle8 - note these are now more than 1 year old!
Airlocks work a little differently than this now, but it's amazing to see how excellent Galacticraft was even in its early Alpha release.