ASTR 1000: Collisions + Composition of the Universe

Round-16 hunt: picked; source: named-course long-video search (r16 wave 4); channel screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality tier B passed; strict per-title check + final strict pass; oEmbed verified.

A 77-minute video from Matteo Crismani: “ASTR 1000: Collisions + Composition of the Universe”.

Video by Matteo Crismani, played through YouTube's embedded player.