Scientists Study Pioneer Anomalies
Scientists Study Pioneer Anomalies
Los Alamos (UPI) Aug 17, 2006
U.S. scientists say mysterious changes in acceleration seen in NASA's Pioneer 10 and 11 space probes might point toward new ideas in physics. During the 1980s, NASA researchers noticed the Pioneer 11 spacecraft was slowing more quickly than expected as it neared the edge of the solar system.
http://www.spacedaily.com/reports/Scientists_Study_Pioneer_Anomalies_999.html