This is the best tl;dr I could make, original reduced by 79%. (I’m a bot)
The company test flew Starship rocket Serial Number 10, or SN10. SpaceX aimed to launch the prototype as high as 10 kilometers, or about 32,800 feet altitude.
The Starship prototype stands at about 150 feet tall, or about the size of a 15-story building, and is powered by three Raptor rocket engines The rocket is built of stainless steel, representing the early versions of the rocket unveiled in 2019.
Musk remains “Highly confident” that Starship “Will be safe enough for human transport by 2023” – an ambitious goal given the company began the rocket’s development and testing in earnest in early 2019.