NASA's latest telescope will explore areas of dark energy

NPR | By Joe Palca

Published August 28, 2026 at 4:44 AM EDT

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.

Joe Palca

Joe Palca is a science correspondent for NPR.

See stories by Joe Palca

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