This week Luke brings us the story of a comet, or more precisely the story of the woman the comet was named after, the incredible Carolyn Shoemaker, who began her astronomy work later in life but left a huge mark on the world of science.

Listen and subscribe to Show Me the Science on Apple Podcasts ,Google Podcasts and Spotify.

Download, listen and subscribe on the Newstalk App.

You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.