This is a list of cancellations and terminations made by NASA.

Program terminations U.S. participation in ExoMars - 2012 Mars Scout Program - 2010 Constellation program - 2010 New Millennium Program - 2009 Project Prometheus - 2005

Additional examples NASA X-38 (Crew Return Vehicle)- 2002 Lockheed Martin X-33 - 2001 HL-20 Personnel Launch System - 1993

Mission cancellations (developmental) Lunar Gateway - 2026 Mars Sample Return - 2026 Asteroid Redirect Mission - 2017 Gravity and Extreme Magnetism - 2012 International X-ray Observatory - 2011 Terrestrial Planet Finder - 2011 Laser Interferometer Space Antenna - 2011 Space Interferometry Mission - 2010 Mars Telecommunications Orbiter - 2009 Jupiter Icy Moons Orbiter - 2005 Europa Orbiter - 2002 Deep Space 3 (a.k.a. Starlight) Deep Space 4 (a.k.a. Champollion) Voyager program (Mars) - 1971

References

See also List of NASA missions List of extraterrestrial memorials