Part of the Patrick Moore's Practical Astronomy Series book series (PATRICKMOORE)


A transit is the phenomenon of one relatively small astronomical body passing across the face of another, larger one. The four Galilean moons regularly cross the face of Jupiter but the term is most frequently used to refer to the passage in front of the Sun of the inferior planets Mercury and Venus.


Lava Flow Galilean Moon Runaway Greenhouse Inferior Conjunction Fourth Contact 
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Copyright information

© Springer Science+Business Media, LLC 2011

Authors and Affiliations

  1. 1.KentUK
  2. 2.WiltshireUK

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