Pietruszewski, A.N.; Spencer, D.A.; "Prox-1 Attitude Determination and Control," December 2011.

Patel, H.; Lovell, T.A.; Russell, R.; Sinclair, A.; "Relative Navigation for Satellites in Close Proximity Using Angles-Only Observations," December 2011.

Pappas, T.D.; Spencer, D.A.; "Design, Analysis, and Testing of the Prox-1 Satellite Structure," December 2011.

Gast, M.A.; Spencer, D.A.; "Near-Earth Object Extravehicular Activities: Using Apollo and ISS Operations to Map Low-Gravity Terrestrial Spacewalk Objectives and Challenges," December 2011.

Walker, L.A.; Spencer, D.A.; "Automated Proximity Operations Using Image-Based Relative Navigation," May 2012.

Nehrenz, M.T.; Spencer, D.A.; "Design and Analysis of the Deorbit and Earth Entry Trajectories for SPORE," May 2012.

Meginnis, I.M.; Braun, R.D.; "Guided Entry Performance of Low Ballistic Coefficient Vehicles at Mars," May 2012.

Kazemba, C.D.; Braun, R.D.; "Dynamic Stability Analysis of Blunt Body Entry Vehicles Through the Use of a Time-Lagged Aftbody Pitching Moment," May 2012.

Juneau Clark, J.; Spencer, D.A.; "Design of a High Altitude Balloon Drop Test for SPORE (Small Probes for Orbital Return of Experiments)," May 2012.

Bauer, N.C.; Spencer, D.A.; "SPORE Mission Design," August 2012.