Arecibo Observatory
Arecibo Observatory.

Two days after its dramatic collapse, National Science Foundation officials said it is too soon to determine whether the giant radio telescope at Arecibo Observatory will be, or should be, replaced.

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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...