Isar Aerospace's two-stage Spectrum launch vehicle. Credit: Isar Aerospace

WASHINGTON — German launch vehicle developer Isar Aerospace announced March 28 it raised $165 million to scale up production of its Spectrum rocket scheduled to make its first flight later this year.

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Jeff Foust writes about space policy, commercial space, and related topics for SpaceNews. He earned a Ph.D. in planetary sciences from the Massachusetts Institute of Technology and a bachelor’s degree with honors in geophysics and planetary science...