SPACE INDEX

Portal Space Systems

Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations

WEBSITE LINKEDIN X CAREERS

$67.5M TOTAL RAISED * 22 EMPLOYEES * 2021 FOUNDED

LIVE

PORTAL SPACE SYSTEMS PRESS RELEASE: Portal Space Systems Raises $50 Million Series A… PORTAL SPACE SYSTEMS PRESS RELEASE: Portal Space Systems Raises $50 Million Series A… PORTAL SPACE SYSTEMS PRESS RELEASE: Portal Space Systems Raises $50 Million Series A… PORTAL SPACE SYSTEMS PRESS RELEASE: Portal Space Systems Raises $50 Million Series A…

NEWS FEED ALL NEWS

Source

Time

April 2026

PRESS RELEASE: Portal Space Systems Raises $50 Million Series A to Advance Rapidly Maneuverable Spacecraft Capabilities Portal Space Systems Company post 3mo ago APR 09

March 2026

PRESS RELEASE: Portal Space Systems and Paladin Space Launch First Commercially Structured Debris Removal Infrastructure; Starlab Joins as Early Partner Portal Space Systems Company post 4mo ago MAR 19

December 2025

Washington State Invests $350,000 in Portal Space Systems Through Strategic Reserve Fund to Accelerate Manufacturing in Bothell Portal Space Systems Company post 7mo ago DEC 10

November 2025

Portal unveils Starburst, an ESPA-class rapid-maneuverability spacecraft, and announces Starburst-1 mission on SpaceX in Q4 2026 Portal Space Systems Company post 8mo ago NOV 05

September 2025

Portal Becomes First Commercial Company to Successfully Test Solar Thermal Propulsion System for Multi-Orbit Spacecraft Portal Space Systems Company post 9mo ago SEP 30

June 2025

Portal Space Systems Expands Manufacturing Footprint with New 50,000 Sq. Ft. Facility in Bothell, WA Portal Space Systems Company post 1y ago JUN 17

May 2025

Portal Space Systems Accelerates Path to Orbit with Early 2026 Demonstration Mission on Momentus' Vigoride Portal Space Systems Company post 1y ago MAY 28

June 2026

Portal Space Systems unveils Supernova, an ultra-mobile spacecraft Portal Space Systems Company post 1mo ago JUN 12

New space company seeks to solve orbital mobility with high delta-v spacecraft Portal Space Systems Company post 1mo ago JUN 09

Super maneuverable satellite with butterfly-like solar wings unveiled Portal Space Systems Company post 1mo ago JUN 09

This SpaceX Veteran's 'Tony Stark' Technology Aims to Tackle the Space Junk Problem Portal Space Systems Company post 1mo ago JUN 09

19 Space Companies to Watch as They Shoot for the Moon and Stars Portal Space Systems Company post 1mo ago JUN 09

Three Pacific Northwest space companies win awards from Space Force venture fund Portal Space Systems Company post 1mo ago JUN 09

Portal Space Systems comes out of stealth with satellites that'll be fired up by the sun Portal Space Systems Company post 1mo ago JUN 09

PRESS RELEASE: Portal Space Systems Raises $17.5M in Oversubscribed Seed Round to Build Multi-Role, Trans-Orbital Spacecraft Powered by Solar Thermal Propulsion Portal Space Systems Company post 1mo ago JUN 09

PRESS RELEASE: Portal Space Systems is Awarded a $45 Million Strategic Funding Increase (STRATFI) at Fed Supernova 2024 Portal Space Systems Company post 1mo ago JUN 09

PRESS RELEASE: Portal Space Systems Strengthens Leadership Team with Strategic Hire of Lieutenant General Thomas J. Sharpy Portal Space Systems Company post 1mo ago JUN 09

Introducing Portal Space Systems Portal Space Systems Company post 1mo ago JUN 09

PRESS RELEASE: Portal emerges from stealth with $3M DoD Funding Portal Space Systems Company post 1mo ago JUN 09

Solar Thermal Propulsion System Could Revolutionize How We Navigate the Cosmos Portal Space Systems Company post 1mo ago JUN 09

Portal Space Systems unveils plans for highly maneuverable spacecraft Portal Space Systems Company post 1mo ago JUN 09

SpaceX vet's startup Portal Space Systems comes out of stealth mode Portal Space Systems Company post 1mo ago JUN 09

New space company unveils ultra-manoeuvrable spacecraft to hop between orbits Portal Space Systems Company post 1mo ago JUN 09

PRESS RELEASE: Portal Space Systems Accelerates Path to Orbit with Early 2026 Demonstration Mission on Momentus' Vigoride Portal Space Systems Company post 1mo ago JUN 09