Portal’s Starburst-1 is the company’s first on-orbit demonstration mission. It will aim to validate the company’s ...

Scientists have recently uncovered portal-like structures in space that could revolutionize our understanding of the universe. These findings, rooted in advanced astronomical observations and ...

Portal Space Systems, a defense-focused space startup developing long-endurance maneuvering satellites for national security missions, has selected a new protective material made by Atomic-6 for a ...

Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...

Portal Space Systems, a 4-year-old Bothell startup, wants to make it easier for spacecraft to move between orbits. To make that happen, it had to dust off decades-old research on an unorthodox ...