Fraser Cain is the publisher of the space and astronomy news site Universe Today[1] and has a YouTube channel with over 200,000 subscribers.

The students have then recorded questions to ask the hosts, which are then answered and edited into a special show available separately on the Astronomy Cast website.

Astronomy Cast has covered a wide variety of topics ranging from the planets in our solar system to the end of the universe, from the big bang to black holes.

All previous episodes can be downloaded from the Astronomy Cast website archive in MP3 format or through major pod-catching software such as iTunes.

Where time permits, both hosts often continue to stream for approximately another half hour, answering questions posed to them on the topic just covered, as well as other astronomy & science related subjects.

The event was held in Edwardsville, IL, from September 14–16, 2018, and included a live recording of one of Cain's "Q & A" videos on various space-related topics, an astronomy-inspired "planet painting" art session with Dr.

Gay, and a sidewalk astronomy event held in conjunction with various fans of the show, members of local star-gazing societies, which was open free of charge to the general public & passers-by.