This week sees a rare blue Moon rising into our sky, but our close cosmic companion won’t actually look any different to normal. So why is it called blue? Find out for yourself, as well as catching all the latest stargazing highlights, in this week’s episode of Star Diary, the podcast from the makers of BBC Sky at Night Magazine.  Transcript: www.skyatnightmagazine.com/podcasts/star-diary-19-aug-2024 ISS transit finder: https://transit-finder.com/ Sign up for Masterclass series on DSLR astrophotography: https://www.skyatnightmagazine.com/virtual-events Subscribe to BBC Sky at Night Magazine and submit your astrophotography images over on our website: https://www.skyatnightmagazine.com [email protected] Learn more about your ad choices. Visit podcastchoices.com/adchoices