SLS Artemis 1 Aug. 29
NASA officials said the apparent failure of one of the core stage engines to cool to the proper temperature during the Aug. 29 launch attempt may be an artifact of a faulty temperature sensor rather than a problem with the flow of liquid hydrogen into the engine.

NASA has rescheduled the next attempt to launch the Artemis 1 mission for Sept. 3 after concluding that a faulty temperature sensor may be at the root of the problem that scrubbed the first launch attempt.

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Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The...