Not for profit website/blog on astronomy, space and my writing
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Episode 112 – Brown Dwarfs, Dark Matter and Dark Energy
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Euclid, a @esa science mission, will shed light on both dark matter and dark energy. It was launched in July 2023 and arrived in its L2 orbit a month later. It has just two instruments which will produce a high-resolution 3-D map of a third of the sky, stretching back 10 billion years during its initial 6-year operational lifetime.…
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Following the successful landing of @isro #Chandrayaan-3, Associate Project Director Kalpana Kalahasti was the first female to speak at the ISRO live stream event. As a seasoned engineer, Kalahasti contributed to numerous projects including SARAL in 2013. Here she talks about her journey with ISRO which began in 1999 as a radar engineer.…
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Episode 110 – Humanity’s spiritual destiny and the 100 year starship
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The 100 year starship project @100YSS aims to get humanity to develop the capability to travel to the stars in one hundred years time. It started in 2012 headed by Dr Mae Jemison the first woman of colour to fly in to space in STS 47 in 1992.By info@astrotalkuk.org
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Episode 109 – The Antikythera Mechanism with Prof Xenophon Moussas
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I first came across the Antikythera Mechanism just over a decade ago. It is still the most incredible artefact from history. It is as out of place in our time as William Shakespeare using an Iphone or Vasco De Gama travelling in a speedboat. The Antikythera Mechanism is a complex mechanical (clockwork) device that can determine the position of the …
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Episode 108 – NASA’s Europa Clipper Mission
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The Clarke Exobelt is the name that Dr Hector Socas-Navarro has given to perhaps the largest structure humans have built. A collection of satellites in earth orbit (geosynchronous) 36,000 km radius. All circling the earth at the same speed in the same direction. The density of this orbit has been increasing since the 1960s but is not yet sufficient…
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Episode 107 – SETI’s new tool – Technosignatures
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The Clarke Exobelt is the name that Dr Hector Socas-Navarro has given to perhaps the largest structure humans have built. A collection of satellites in earth orbit (geosynchronous) 36,000 km radius. All circling the earth at the same speed in the same direction. The density of this orbit has been increasing since the 1960s but is not yet sufficient…
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European Space Agency's Dr Paul McNamara was studying low-frequency gravitational waves just before they were discovered in 2015. Now he is the astronomy and astrophysics coordinator for the European Space Agency. In this interview, recorded in Athens during Cospar2022, he speaks about some of the exciting science missions that ESA will be launchin…
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Episode 105 – Return to Titan – Dragonfly
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Dr Ralph Lorenz speaks about Dragonfly, a return mission to land on Titan. This mission, for which he is the mission architect, is like no other. It is not really a lander or rover but a quadcopter that will sample different regions near the landing site during its 3.3-year lifetime.By info@astrotalkuk.org
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Episode 104 – William Leitch. The forgotten Scottish Rocket Pioneer
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When it comes to the pioneers of rocketry, tradition has it that it was Tsiolkovsky, Goddard and Oberth. in this episode, author Rob Godwin talks about William Leitch from Scotland. He was writing about rocketry from the 1850sBy info@astrotalkuk.org
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Episode 103 -Observing the Solar System with the JWST
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Astronomer Dr Connor Nixon @shamrocketeer speaks about the @nasawebb program to observe solar system objects using the #JWST led by @hbhammelBy info@astrotalkuk.org
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Episode 102 – Martian Geology with Prof Sanjeev Gupta
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In 1972, Harrison Schmitt became the first (and so far only), scientist to walk on the surface of the Moon. Since then many scientists have brought their scientific insights to understanding to the solar system and their moons. geologist @sanjeevgupta45 from @imperialcollege talks about MarsBy info@astrotalkuk.org
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Episode 101 UNOOSA – Peaceful Uses of Outer Space
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Niklas Hedman, the Acting Director of the @UN Office for the Peaceful Uses of Outer Space (UNOOSA) talks about @UNOOSA ongoing role in facilitating and promoting the peaceful uses of space in Low Earth orbit and beyond.By info@astrotalkuk.org
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Episode 100 Sandra Benitez Herrera – ESA Education Outreach
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Sandra Benitez-Herrera talks about the opportunities for teachers and students made available by the European Space Agency 's CESAR (Cooperation through Education in Science and Astronomy Research) program. @esaBy info@astrotalkuk.org
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Episode 99 Professor Stamatios Krimigis – Exploring the Solar System with Voyager
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A chance meeting with James van Allen led Stamatios Krimigis to build instruments for Mariner 3 and 4. Eventually became a Principle Investigator for the charged particle instrument on voyager which was initially known as Mariner Jupiter Saturn 77 programBy info@astrotalkuk.org
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Episode 98 Astrophotography with Nik Szymanek
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Astrophotographer Nik Szymanek shares his unique perspective on how astrophotography has evolved since the 1980s when he first started. We speak about software and robotic telescopes @telescopelivehq @APinSpain & @astronomynow get a mention.By info@astrotalkuk.org
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Episode 97 Bob Heil’s Moon Bounce Experiment with NASA
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Following an unexpected meeting with USA's first Astronaut, Alan Shepard in around 1962. In this episode he recounts a Moon-Bounce experiments with @Nasa.By info@astrotalkuk.org
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Episode 96 Seti – The search so far with Jill Tarter
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Since the beginning of human civilisation, people have looked up at the night sky and wondered – are we alone? Science and technology of the 20th century has made it possible to try to address that question. So how is are we doing? With Jill Tarter from @SETIInstituteBy info@astrotalkuk.org
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Episode 95 European Space Cooperation DeGaulle to ExoMars with Brian Harvey
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The latest book from author Brian Harvey @BrianHarveyAut1, this is probably the first English language analysis of the individuals, institutions and early space projects that would eventually lead, not just France, but Europe to its status as a leader in designing, building and operating complex space infrastructure.…
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Episode 94 Seti – Techniques and Technology with Jill Tarter
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How has the ¢SETI evolved over the last 6 decades and especially what can modern technology allow today that was not possible then? With Jill Tarter from @SETIInstituteBy info@astrotalkuk.org
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Episode 93: Exploring the surface of Titan
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On 14th January 2005, the Huygens probe landed on Titan. Saturns and the solar systems largest Moon. This was a joint NAS/ESA mission called Cassini-Huygens. Whilst Huygens landed on Titan, Cassini continued to orbit Saturn.Professor John Zarnecki, the prinicpal investigator for the Surface Science Package, recalls the experience of that mission an…
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Episode 92: Revisiting Panspermia with Prof. Wickramasinghe
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The idea of Panspermia, that life exists throughout the universe and spreads via asteroids, comets and cosmic dust, has been around for a long time. Two of the strongest advocates were Professor Fred Hoyle and Professor Chandra Wickramasinghe.By info@astrotalkuk.org
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Episode 91 – ISRO and the Spy who was not
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In 1994, Narayan Nambi an ISRO aerospace engineer was falsely arrested by the Investigation Beuro on charges of espionage. He was accused of passing on confidential launch vehicle flight test data to foreign nationals. In 1996 he was cleared by the Central Investigations Bureau and India's Supreme Court found him not guilty in 1998. In 2019 he was …
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Episode 90 – An update on ISRO’s activities with S Somanath and R Umamaheshwaran
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This interview with S Somanath (director of the Vikram Sarabhai Space Centre) and R Umamaheshwaran (Scientific Secretary) was recorded on 24th October 2019 during the International Astronautical Congress in Washington DC. It was not focused on a specific theme but rather an update on all things @ISRO - current and future activities.…
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IAC2019 Heads of Space Agency – Press Conference
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This audio recording captures most of the Q&A that took place on Monday 21st October #IAC2019. The audio quality is variable. The agencies represented included #isro #nasa #jaxa #china #RussiaBy info@astrotalkuk.org
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In his 1979 novel, Fountains of Paradise, Arthur C Clarke imagines a cable stretching from the Earth's equator to Geosynchronous orbit. He called it a "space elevator" and imagined it would be constructed from continuous pseudo-one-dimensional diamond crystals. Bangalore based NoPo Technologies is now commercially producing Carbon Nanotubes. Could …
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