By Elizabeth Schulze

Elon Musk showed off videos of the first test firing of SpaceX’s Starship Raptor engine in a series of tweets late on Sunday.

SpaceX’s Starship is a rocket the company is designing with the goal of transporting humans and cargo to Mars. SpaceX is currently building a prototype of the rocket at its facility near Brownsville, Texas.

In a tweet, Musk said he was “so proud of great work” by the SpaceX team. Musk is CEO of privately-held SpaceX as well as electric vehicle company Tesla.

This article was first published by CNBC https://www.cnbc.com/2019/02/04/elon-musk-tweets-spacex-starship-raptor-rocket-engine-firing.html and is republished with its permission.