Lawrence Livermore National Laboratory (LLNL) and the Air Force Joint Space Operations Center (JSpOC) came up with a new approach to predicting re-entry while trying to track Phobos-Grunt. Article here: A New Approach to Predicting Re-Entry Basically their approach was to take a supercomputer and give it access to the best real-time tracking available. Sounds … Continue reading Better Spacecraft Re-entry Predictions