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How often do planets pass in front of stars? Transits of Mercury, Venus and Exoplanets

542 views · Published 19 May 2016 · 8:18 · Indexed 4 October 2026

Channel: Martin Archer · 2016 · Science & Technology

Recently Mercury passed in front of the Sun from our point of view on Earth, but how often do these planetary transits occur and why? And what does it tell us about the exoplanets we can and can't see?

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00:57 Mercury
04:27 Venus
05:34 Exoplanets


Links for more information

Ptolemy's Planetary Hypotheses (Book I)
https://tspace.library.utoronto.ca/bitstream/1807/32069/1/Hamm_Elizabeth_A_201111_PhD_Thesis.pdf

Orbits of the Planets
http://www.astronomynotes.com/tables/tablesb.htm

Precession of Mercury
http://physics.ucr.edu/~wudka/Physics7/Notes_www/node98.html

Kepler
http://kepler.nasa.gov/


This video was filmed in the Queen Mary Observatory
https://www.youtube.com/c/qmulphysics

Music by www.bensound.com and Kevin MacLeod

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Why not watch "What is Doctor Strange's Dark Dimension? Gravity, Dimensions & Hierarchy Problem | Physics vs Film" 
https://www.youtube.com/watch?v=SgZsvUQWkX4
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How often do planets pass in front of stars? Transits of Mercury, Venus and Exoplanets

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