a red, yellow and orange arc crosses a black field. Six white dots along the arc represent satellites.
Concept animation of Geospace Dynamics Constellation orbiting Earth through the upper atmosphere.

The director of NASA’s heliophysics division is cautiously optimistic that a major mission targeted for cancellation in the agency’s budget proposal will be saved.

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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...