Two NASA astronomy missions put in jeopardy by technical and budget issues have survived their near-death experiences but still must deal with constrained funding, project officials told astronomers.

This post is only available to members.

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...