SpaceX is developing Starship to help humanity settle Mars, a long-held dream of company founder and CEO Elon Musk.

SpaceX launched another of its mammoth Starship rockets on a test flight Monday, striving to make it halfway around the world while releasing mock satellites like last time.

Starship's latest flight follows a successful test at the end of August, during which it deployed a payload — eight dummy Starlink satellites — in space for the first time following a failed attempt e...