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Portal Space Systems launches Starburst, a 600-pound prototype carrying the largest superconducting magnet into orbit

Portal Space Systems, a Bothell, Washington startup that scaled from a garage to a 65,000-square-foot facility in five years, is preparing to launch Starburst, a 600-pound prototype carrying what the company says is the largest superconducting magnet ever flown in space. The piece argues this milestone exemplifies a broader shift toward fast, iterative, regional aerospace startups challenging traditional, bureaucratic models.