Dec. 29, 2017

100: NASA looking at missions to a comet and Saturn’s moon Titan

100: NASA looking at missions to a comet and Saturn’s moon Titan

Stream on demand from (mobile friendly).

*NASA looking at missions to a comet and to Saturn’s moon Titan NASA has selected two finalist concepts for a robotic mission planned to launch in the mid-2020s. The agency is considering a comet sample return mission and a drone-like rotorcraft that would explore potential landing sites on Saturn’s largest moon, Titan. 

*Was the star of Bethlehem a real thing? For astronomy the idea of three wise men being guided by a star to a stable in a little town called Bethlehem two thousand years ago raises a number of problems. But let’s for a moment just suppose it really happened -- So, what star were they following? 

*ET’s not calling Scientists say they’ve detected no alien signals or any evidence of extraterrestrial technology coming from the strange cigar shaped interstellar visitor which speed through our solar system in September and October. The 400 metre long 40 metre wide asteroid designated A/2017 U1 and named Oumuamua the Hawaiian name meaning "messenger" or "scout"— has been the centre of astronomical attention ever since its unexpected detection. 

*Skywatch January We turn our eyes to the skies and check out the celestial sphere for January on Skywatch with the Quadrantids meteor shower to light up the skies as well as another super moon and total lunar eclipse. 

For enhanced Show Notes including photos to accompany this episode, visit: 

Subscribe, rate and review SpaceTime at all good podcasting apps…including Apple Podcasts (formerly iTunes), Google Podcasts, Stitcher, PocketCasts, Podbean, Radio Public, Tunein Radio, google play, Spreaker etc 

Would you prefer to have access to the special commercial free version of SpaceTime? Help support the show, subscribe at Patreon....and share in the rewards. Details at 

Help support SpaceTime : The SpaceTime with Stuart Gary merchandise shop. Get your T-Shirts, Coffee Cups, badges, tote bag + more and help support the show. Check out the range: Thank you. 

Plus: As a part of the SpaceTime family, you can get a free audio book of your choice, plus 30 days free access from Just visit or click on the banner link at 


Join our mailing list at 

Learn more about your ad choices. Visit

Support this show


See for privacy and opt-out information.

The Astronomy, Space, Technology & Science News Podcast.