The Discussion: It's almost Halloween and Jeni's getting the knives out. Paul's been recording astronomy voiceovers for the Discovery Channel, Jeni's got the Cardiff BookTalk coming up and Ralph's excited by the return of Doctor Who.

The News: Rounding up the space exploration news this month we have:

• ESA tell us that radiation is too dangerous for a Mars voyage
• The new Nobel Prizes are announced
• It might be all over for both Kepler and Hubble
• The Case of the ISS Leak detective story
• Israel's SpaceIL has an upcoming moonshot
• NASA are about to announce their plans for human space exploration
• Japan's Hayabusa 2 impresses us all

Black History Month: To honour Black History Month, the crew take a look at the non white, middle-aged males that have pioneered and excelled in making our world what it is today in the fields of astronomy and space science.

Q&A: Listeners' questions via email, Facebook & Twitter take us on a journey into the astronomy issues that have always plagued our understanding or stretched our credulity. This month we take a look at the fate of our sun:

When the sun explodes into a supernovae how far will the ejected material go as a planetary nebulae? Also will any of the planets make it or will they all be shattered into oblivion? Tyler W in the US via email.