International Cometary Explorer Passes Through Comet
 September 11, 1985
September 11, 1985
The International Cometary Explorer passes through the gas tail of comet P/Giacobini-Zinner, the first ever man-made object to pass through the tail of a comet.
 September 11, 1985
September 11, 1985
The International Cometary Explorer passes through the gas tail of comet P/Giacobini-Zinner, the first ever man-made object to pass through the tail of a comet.