K2 Space, which builds satellites for tasks like data-heavy communications and may power space-based data centers, raised a $500M Series D at a $6.8B valuation (Rebecca Torrence/Bloomberg)

Rebecca Torrence / Bloomberg: K2 Space, which builds satellites for tasks like data-heavy communications and may power space-based data centers, raised a $500M Series D at a $6.8B valuation — Startup K2 Space, which builds large satellites for high-power tasks like data-heavy communications and defense missions …