A daytime lunar occultation and a favourable libration of the moon, the ice giants and a round-up of all the planets on view and the deep sky treats in Cassiopeia and Andromeda in our September sky guide.

A bright nova in Delphini, declassification of Area 51 plans, an update on Kepler, Juno and the Mars Science Laboratory, Voyager 1 leaving the solar system (maybe!), and new science from ESO's ALMA array.

Nucleosynthesis and the life of stars explained in Paul's 5 Minute Concept.An interview on solar dynamics and the upcoming solar maximum with Dr Todd Hoeksema of Stanford University's Wilcox Solar Observatory, and in Q&A we answer listeners' questions on the moon's atmosphere and Han Solo's Kessel Run.