Despite proposed science cuts, NASA boss says 'We haven't canceled anything yet'
NASA Administrator Jared Isaacman told Congress that no science missions have been canceled despite a proposed 23% budget cut to the agency and a 46% reduction for its Science Mission Directorate. Lawmakers expressed concern over the impact on active and planned missions, including OSIRIS-APEX and the Habitable Worlds Observatory. Isaacman argued that many missions remain viable through existing assets and potential commercial partnerships. The situation echoes last year's budget turmoil, with scientists warning of severe consequences for U.S. space science.
- ▪The proposed FY2027 budget would cut NASA's funding by $5.6 billion, reducing the Science Mission Directorate to $3.9 billion—a 46% drop.
- ▪Dozens of NASA science missions, including OSIRIS-APEX and the Habitable Worlds Observatory, are at risk due to the proposed cuts.
- ▪NASA has committed to launching the European Space Agency's Mars rover but has not received funding for the launch vehicle.
- ▪Isaacman stated that while missions are not officially canceled, many lack funding and rely on existing resources or commercial alternatives.
- ▪Lawmakers have the authority to amend the budget proposal, as they did in the previous year, to restore funding to threatened programs.
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Science 2 Despite proposed science cuts, NASA boss says 'We haven't canceled anything yet' 2 That 'yet' is sure doing a lot of heavy lifting if the budget for science is slashed Richard Speed Tue 28 Apr 2026 // 13:30 UTC NASA administrator Jared Isaacman has appeared before the US House Appropriations Committee to explain the proposed Trump administration plan to cut $5.6 billion from the space agency's budget. ESA starts work on planetary defence mission, because Bruce Willis is retired READ MORE Rep. Hal Rogers (R-KY), the committee's chairman, extended his congratulations to NASA, Isaacman, and all those involved in recognition of the Artemis II mission before telling the administrator how disappointed he was.
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