assembly has reached TRL 8. As of this writing, MicroMAS awaits launch, scheduled for May 2014. The  MicroMAS team looks forward to a successful launch, deployment, and on-orbit operation.  Acknowledgments The authors would like to thank the following individuals for all of their help throughout the design  process: Neal Erickson from UMass-Amherst Department of Astronomy; Steve Fujikawa, Tzer Leei Ng,  and Kirk Volland from Maryland Aerospace, Inc.; Karl Anderson from Aeroflex Incorporated; Pat Liessner, Paul Costello, and Dave Smith from MicroE Systems; and George Spais from USA Tolerance Rings. This work is sponsored by the Assistant Secretary of Defense for Research & Engineering under Air  Force Contact FA8721-05-C-0002. Opinions, interpretations, conclusions, and recommendations are  those of the authors and are not necessarily endorsed by the United States Government.   References 1. Wise, Evan D. “Design, Analysis, and Testing of a Precision Guidance, Navigation, and Control  System for a Dual-Spinning CubeSat.” Thesis, Massachusetts Institute of Technology, 2013. Found online at <http://dspace.mit.edu/handle/1721.1/82509>. 2. Wise, Evan D., et al. “A Dual-Spinning, Three-Axis-Stabilized CubeSat for Earth Observations.” AIAA  GNC Conference. American Institute of Aeronautics and Astronautics, 2013. 3. “The 1/2U MAI-400: A La Carte.” Maryland Aerospace Inc /g17/g3April 2012. Found online at  <http://www.miniadacs.com/miniadacs_012.htm>. 4. “Zero Cogging Motors.” /g36/g72/g85/g82/g73/g79/g72/g91/g3/g48/g82/g87/g76/g82/g81/g3/g38/g82/g81/g87/g85/g82/g79/g3/g51/g85/g82/g71/g88/g70/g87/g86/g29/g3/g39/g38/g3/g48/g82/g87/g82/g85/g86 . Aeroflex Incorporated. Found  online at <http://www.aeroflex.com/ams/motion/motion-motors.cfm>. 5. “Mercury 1500V Vacuum Rated Digital Output Encoders.” MicroE Systems. Found online at  <http://www.microesys.com/specifications/vacuum-encoders/mercury-1500V>. 6. “Airflyte: CAY-1398, CAY-1544.” /g54/g79/g76/g83/g3 /g53/g76/g81/g74/g3 /g36/g86/g86/g72/g80/g69/g79/g76/g72/g86 . Aeroflex Incorporated. Found online at  <http://www.aeroflex.com/ams/m otion/motion-sliprings.cfm>. 7. “Thin Section - Radial and Gothic Arch.” /g37/g68/g79/g79/g3/g37/g72/g68/g85/g76/g81/g74/g86/g17 New Hampshire Ball Bearings, Inc. Found  online at <http://nhbb.com/files/catalog_pages/HiTech-29-30.pdf>. 8. "Tolerances.” /g53/g72/g73/g72/g85/g72/g81/g70/g72/g3/g38/g72/g81/g87/g72/g85/g17/g3 New Hampshire Ball Bearings, Inc. Web. Accessed 12 Dec. 2012. <http://nhbb.com/reference/ball-roller-bearings/tolerances.aspx>  9.  “General Environmental Verification Standard (GEVS) For GSFC Flight Programs and Projects.”  NASA. GSFC-STD-7000. April 2005. 10. Budynas, R. G., Nisbett, J. K., & Shigley, J. E. “Shigley's mechanical engineering design.” 2011. New  York: McGraw-Hill. 11. Bralower, Harrison. “Mechanical Design, Calibration, and Environmental Protection of the REXIS  DAM.” Thesis, Massachusetts Institute of Technology, 2013. 12. “How Tolerance Rings Work.” USA Tolerance Rings, Inc. Web. Accessed 12 Dec. 2012.  <http://www.usatolerancerings.com/index.php?page=how-tolerance-rings-work>. 13. "Load Ratings and Bearing Life.” /g53/g72/g73/g72/g85/g72/g81/g70/g72/g3 /g38/g72/g81/g87/g72/g85/g17/g3 New Hampshire Ball Bearings, Inc. Web.  Accessed 12 Dec. 2012. <http://www.nhbb.com/reference/ball-roller-bearings/load-ratings-bearinglife.aspx>. 536