[tiredoflaundry]

Is that a MOAZ (Mother of All Zots)? :-D

[Paul_Denton]

Is that a MOAZ (Mother of All Zots)? :-D

I like that term! MOAZ! The images were actually from the Sedan test in Nevada. A 250 kiloton (?) underground test, part of the Plowshare Program. Basically that is what any blast from the RNEP (Robust Nuclear Earth Penetrator) would look like if shallow enough.