74: How asteroid impacts shaped Earth’s ancient geology

The world’s premier astronomy and space science podcast.Stream podcast episodes on demand from www.spacetimewithstuartgary.com (mobile friendly). *How asteroid impacts shaped Earth’s ancient geologyA new study has found that some of the oldest rocks on the planet are the result of asteroids slamming into the primordial Earth causing its crust to melt. *Astronomers witness birth of a new star from a stellar explosionAstronomers have been granted a unique insight into the dramatic death of a star.*Did Earth’s water come from dustA new study has suggested that water trapped in the dust grains from which the Earth formed could explain how the planet got its water.*Last ever Delta II launchAfter a career spanning some 30 years, the last ever Delta II rocket has blasted into orbit carrying a new billion dollar NASA satellite to study climate change.You tube video URL: http://spacetimewithstuartgary.tumblr.com/post/178274885763 *China launches more navigation satellitesChina has launched two more Beidou navigation satellites as part of its growing global network.*The Science ReportTropical Cyclones and hurricanes getting stronger due to climate change.People with attention deficit hyperactivity disorder may not be getting the medication they need.Koalas continue their dramatic decline due to habitat loss, increased predators, and the road kill.Iran confirms completed work on another facility to build more uranium enrichment centrifuges.Alex on tech - new iPhones releasedFor 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 (formerly iTunes), Google Podcasts, Stitcher, PocketCasts, Podbean, Radio Public, TuneIn Radio, google play, Spreaker, Spotify, Deezer, ACast etc RSS feed: https://feeds.megaphone.fm/spacetime 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 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: [email protected] To receive the free Astronomy Daily Newsletter, just join our mailing list at http://www.bitesz.com/join-our-mailing-list Learn more about your ad choices. Visit megaphone.fm/adchoices  See acast.com/privacy for privacy and opt-out information.Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.