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Pioneer Probes Leave Solar System Neptune Boundary
NASA Ames scientists celebrate as the Pioneer probe crosses Neptune’s orbit marking the first manmade object to exit the solar system. The 570-pound craft sent radio beeps that reached Earth after about four percent hours, confirming the historic milestone and recording solar wind data while heading toward Altair.
MENTIONED IN THIS ARTICLE
Milky Way
Solar System
Earth
Neptune
Pioneer
Ames Research Center
Larry Colin
NASA
Space Sciences
Ames
Altair