17: One of the most massive black holes ever seen

*One of the most massive black holes ever seen Astronomers have discovered what might be some of the biggest supermassive black holes ever seen. The new findings follow observations of 72 galaxies in some of the known universe’s brightest and most massive galaxy clusters. *ExoMars Trace Gas Orbiter completes aerobraking around the red planet Since arriving at Mars in October 2016, the joint European Space Agency and Roscosmos ExoMars Trace Gas Orbiter has been aerobraking its way into a tight circular orbit around the Red Planet by using the top of the Martian atmosphere to create drag and slow down. The mission’s main goal is to take a detailed inventory of the atmosphere, sniffing out gases like methane. *March Skywatch We turn our eyes to the skies and check out the celestial sphere for March on Skywatch highlighting Taurus, Aldebaran, Betelgeuse, Orion, Sirius, Gemini, and Regulus.  *The Science Report A new study links problem drinking to early onset dementia. The first reliable blood and urine tests for autism spectrum disorders. The world’s coral reefs could begin to erode within 30 years because of global warming. Scientists confirm there are three rather than two species of Elephant. A skeptic’s guide to water divining. 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 (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 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 audio book 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] 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.