A NASA Mars smallsat mission previously planned to launch on the inaugural flight of Blue Origin’s New Glenn this fall is now examining options for launches in 2025 and 2026.

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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...