Space startup SpinLaunch has raised $11.5 million out of a planned $25 million in its latest funding round.SpinLaunch was exploring raising a much larger sum of $350 million at a $2 billion valuation earlier this year.The company aims to build a kinetic launch system as a low-cost alternative to rockets.SpinLaunch has conducted suborbital tests and was considering competing with Starlink by operating a satellite constellation for broadband service.