NASA Cancels VIPER Lunar Rover, Citing Schedule And Cost Issues

Assembly of NASA’s VIPER spacecraft

NASA’s VIPER spacecraft, designed to search the lunar regolith for water ice and other volatiles, was assembled in a clean room at the Johnson Space Center.

Credit: Bill Stafford/NASA
Scientists were shocked by NASA’s sudden cancellation of the Resource Prospector mission in 2018, a program designed to follow up on findings of water ice on the Moon with a sophisticated rover to scout the surface. A year later, NASA made good on its pledge to repurpose the instruments in a new...
Irene Klotz

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic spaceflight, commercial space, astronomy, science and technology for Reuters and United Press International.

Mark Carreau

Mark is based in Houston, where he has written on aerospace for more than 25 years. While at the Houston Chronicle, he was recognized by the Rotary National Award for Space Achievement Foundation in 2006 for his professional contributions to the public understanding of America's space program through news reporting.

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