NASA/Kim Shiflett The solid rocket boosters provide 75% of the vehicle's thrust at launch The other big segment of the SLS - its orange foam-covered core stage - is currently undergoing a ...

A giant orange cylinder is suspended on an equally ... It's called the Space Launch System (SLS) and it consists of the liquid-fuelled core stage - with four powerful RS-25 engines at its base ...

It's worth noting that not all toothpastes contain SLS, so if you've never experienced this reaction to drinking orange juice right after you brush your teeth than chances are that you may be ...