http://www.newsweek.com/video-spacex-raptor-vacuum-engine-firing-starship-elon-musk-mars-starbase-boca-chica-texas-1641559

SpaceX has posted a dramatic video of the first firing of its Raptor vacuum engine integrated onto a Starship prototype.

Starship is a reusable launch system being developed by Elon Musk's company to carry people and cargo to the moon, Mars, and beyond.