NEW YORK, June 2 : Impulse Space, a startup building spacecraft that can ferry satellites and other payloads around in orbit after launch, said on Tuesday it has raised $500 million in a Series D funding round. The funding round values the company at $4.26 billion, according to a person familiar with the mat

Engineering physical systems still depends on human talent, according to Impulse Space president Eric Romo.

"We're building more than spacecraft; we're building the economic and technical engine that will power humanity's expansion into space."