Joe Palca
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NASA's Nancy Grace Roman Space Telescope launches Aug. 30 on a mission to explore some of the most pressing mysteries of the cosmos. -
NASA's Nancy Grace Roman Space Telescope, set to launch this weekend, may shed new light on the nature of dark energy -- that mysterious force causing the universe to expand.
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Why did a $72 million mission to study water on the moon fail so soon after launch? A new NASA report has the answer.
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Why did a $72 million mission to study water on the moon fail so soon after launch? A new NASA report has the answer.
