The Pioneer Probes Are Way Off-Course

The Pioneer 10 and 11 probes were launched to explore outer space, but in the 80s scientists discovered they were veering off-course, and we had no idea why!

Host: Hank Green
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Sources:
http://www.nasa.gov/centers/ames/missions/archive/pioneer10-11.html
http://www.space.com/16648-pioneer-anomaly-spacecraft-mystery-solved.html
http://www.popsci.com/pioneeranomaly
http://www.space.com/448-problem-gravity-mission-probe-strange-puzzle.html
http://spectrum.ieee.org/aerospace/astrophysics/finding-the-source-of-the-pioneer-anomaly
http://www.space.com/448-problem-gravity-mission-probe-strange-puzzle.html
http://arxiv.org/pdf/1204.2507v1.pdf
http://www.popsci.com/pioneeranomaly

Image Sources:
https://commons.wikimedia.org/wiki/File:Pioneer_10_(18427352949).jpg
https://commons.wikimedia.org/wiki/Category:Galileo_mission#/media/File:Galileo_during_IUS_burn.jpg
https://commons.wikimedia.org/wiki/File:Ulysses_at_Jupiter_H1.jpg
http://www.nasa.gov/centers/ames/images/content/72407main_AC83-0351.jpg
http://solarsystem.jpl.nasa.gov/rps/docs/VikingSNAP19RTG1.jpg

Видео The Pioneer Probes Are Way Off-Course канала SciShow Space