38: Galaxies get bigger and puffier as they age

Stream episodes on demand from www.bitesz.com (mobile friendly). The world’s premier astronomy and space science podcast. *New study shows galaxies get bigger and puffier as they age  Astronomers have found that like some people galaxies grow bigger and puffier as they age. *NASA Helicopter bound to Mars NASA has announced plans to send a helicopter to Mars in 2020\. The small, autonomous rotorcraft drone will travel with the agency's Mars 2020 rover mission slated to launch in July 2020. You tube video url: [](http://spacetimewithstuartgary.tumblr.com/post/173797030583) [http://spacetimewithstuartgary.tumblr.com/post/173797030583](http://spacetimewithstuartgary.tumblr.com/post/173797030583) *New discovery shows how energy is dissipated throughout the universe Scientists have discovered a new type of turbulent magnetic reconnection dissipating energy beyond Earth’s protective magnetic field. The findings help explain how turbulent magnetic fields dissipate energy throughout the cosmos. You tube video url: [http://spacetimewithstuartgary.tumblr.com/post/173789031868](http://spacetimewithstuartgary.tumblr.com/post/173789031868) You tube video url: [http://spacetimewithstuartgary.tumblr.com/post/173788942118](http://spacetimewithstuartgary.tumblr.com/post/173788942118) *Earth’s orbit being changed by Jupiter and Venus A new study claims Earth's orbit is elongated every 405,000 years by the gravitational perturbations of Venus and Jupiter. *The Science Report The after effects of the 911 terrorist attacks in the United States continues to take their toll. Thousands of popular apps and games may be violating Children's Online Privacy Protection laws. A giant extinct bird could be responsible for around 1,000 gravel mounds in the Australian outback. Study shows that horses can read and remember people's emotional expressions For enhanced Show Notes including photos to accompany this episode, visit: [http://www.bitesz.com/spacetimeshownotes](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 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: [www.patreon.com/spacetimewithstuartgary](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](http://www.cafepress.com/spacetime) 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 audible.com. Just visit