The early components of Raptor were, indeed, tested at Stennis. The Raptors are now being tested in Texas. Here's an article from 2013 about the early work on R

The early components of Raptor were, indeed, tested at Stennis. The Raptors are now being tested in Texas. Here's an article from 2013 about the early work on Raptor: https://spacenews.com/37859spacex-could-begin-testing-methane-fueled-engine-at-stennis-next-year/ https://spacenews.com/37859spacex-could-begin-testing-methan...