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Rendering: SpaceX

SpaceX's "Starfall" capsule launched Tuesday morning for its first test flight, a somewhat hush-hush affair for a small but potentially pivotal new bit of space tech.

Why it matters: In FAA filings, SpaceX suggests Starfall could serve two roles: Offering "access to microgravity and vacuum" for companies interested in space manufacturing, plus "point-to-point delivery of critical cargo through space on rapid timelines" — mail missiles, basically.