Stream podcast episodes on demand from www.bitesz.com/spacetime (mobile friendly).   *Towering radio bubbles discovered at the galactic centre Astronomers have discovered a pair of enormous radio-emitting bubbles towering hundreds of light-years above and below the centre of our Milky Way galaxy.  *A newly discovered interstellar visitor Astronomers may have detected another interstellar comet. The newly discovered object -- designated C/2019 Q4 Borisov – was discovered on by Gennady Borisov at the MARGO observatory in the Crimea on August 30th.  *Astronomers shed light on galactic evolution Astronomers are able to classify galaxies according to their physical properties rather than just human interpretation of a galaxy’s appearance thanks to a technique called Integral Field Spectroscopy.  *Scientists measure the exact size of the proton Physicists have carried out the most precise measurement of the size of the proton ever undertaken – finding it to be smaller than expected.  *Atlas V launches new generation military communications satellite The world’s most advanced military telecommunications satellite has successfully been placed into geostationary orbit. YouTube URL: https://spacetimewithstuartgary.tumblr.com/post/186873683293    *New advanced GPS satellite launched A United Launch Alliance Delta IV rocket has blasted into orbit carrying the second of a new generation of global positioning system satellites. YouTube URL: https://spacetimewithstuartgary.tumblr.com/post/187230556043   *The Science Report A new study warns that mint-flavored e-cigarettes could be a cancer trigger. How a vegan diet could improve body weight, body composition and blood sugar control. Oil from BP’s Deepwater Horizon oil rig disaster will keep polluting for 30 years. New species of electric eel produces the highest voltage discharge of any known animal. Scientists find significant amount of eel DNA in Loch Ness. Alex on tech – Apple releases their new iPhones.  For enhanced Show Notes including photos to accompany this episode, visit: http://www.bitesz.com/spacetimeshownotes Subscribe, rate and review SpaceTime at all good podcasting apps…including Apple Podcasts, Google Podcasts, Spotify, Stitcher, PocketCasts, Podbean, Castbox, iHeartRadio, Radio Public, TuneIn Radio, Spreaker, Deezer, ACast, etc RSS feed: https://feeds.megaphone.fm/spacetime Would you prefer to have access to the special commercial-free version of SpaceTime? Of course you would. Help support the show, subscribe via Patreon....and share in the rewards. Details at www.patreon.com/spacetimewithstuartgary  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: http://www.cafepress.com/spacetime Thank you. Plus: As a part of the SpaceTime family, you can get a free audiobook of your choice, plus 30 days free access from audible.com. Just visit www.audibletrial.com/spacetime or click on the banner link at www.spacetimewithstuartgary.com Email: SpaceTime@bitesz.com To receive the Astronomy Daily Newsletter free, ...