Spaceflight Insider

News Archive / Tagged: Government Accountability Office

  • GAO: Even with production resumed, NASA plutonium supply at risk

    Bart LeahyOctober 15th, 2017

    Some of NASA’s most accomplished deep-space missions—including Voyager, Cassini, and Mars Science Laboratory—have relied on radioactive plutonium-238 for onboard power and heat. However, a recent Government Accountability Office (GAO) report states that despite efforts to restart domestic plutonium production, NASA is in danger of not having enough of the radioactive material for future missions by the mid-2020s.

  • NASA working toward EM-1 test flight despite challenges

    Bart LeahyJuly 30th, 2016

    The GAO released two reports this month casting doubts on NASA's ability to launch Exploration Mission-1 – the first flight of the Space Launch System with NASA's Orion spacecraft – by Autumn 2018 and on budget. Additionally, a recent article in Space News reported while NASA is still pushing to launch EM-1 on schedule, program leaders were concerned about ground systems funding and the delayed delivery of the Orion Service Module.

  • GAO denies Sierra Nevada’s Commercial Crew protest on Dream Chaser exclusion

    Jason RhianJanuary 5th, 2015

    The U.S. Government Accountability Office (GAO ) denied a protest filed by Sierra Nevada Corporation on Jan. 5, after the Louisville, Colorado-based firm’s Dream Chaser spacecraft was not selected to move forward under the Commercial Crew transportation Capability phase of NASA’s Commercial Crew Program. The protest was filed after the Sept. 16, 2014 announcement that NASA […]