A one-week delay in the launch of the next Landsat satellite on an Atlas 5 is the result of a ripple effect in the supply chain caused by increased demand for liquid oxygen to treat COVID-19 patients.

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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...