This month on Naked Astronomy, we're seeking the answer to Life, the Universe and Everything. We're looking at the "God Equation", an equation that could describe everything we know in physics. What would it look like, and what would it mean? Adam Murphy and Ben McAllister were joined by physicist Michio Kaku, author of the God Equation, to discuss how this kind of equation would come about, and the kind of science that might be needed to explain it... Like this podcast? Please help us by supporting the Naked Scientists

In a podcast exclusive, Britain's first astronaut, Helen Sharman, joins the Space Boffins 30 years after her 1991 Juno mission. She describes the selection process, training in the Soviet Union and her return. Author of the Martian, Andy Weir, chats about his latest book, Jason Achilles Mezilis is the musician behind the Mars microphone, and we commemorate the death of Apollo 11 legend Mike Collins. It's another epic podcast... how do we do it? Like this podcast? Please help us by supporting the Naked Scientists

In an epic edition of the Space Boffins Podcast we ambitiously celebrate the 60th anniversary of Yuri Gagarin's flight and the 40th anniversary of the first flight of the Space Shuttle. Richard Hollingham and Sue Nelson are joined by live guests Stephen Walker author of Beyond, a new book on Gagarin, and Libby Jackson who leads the human space programme at the UK Space Agency. They also talk to two Space Shuttle astronauts: Sid Gutierrez about flying and commanding the Shuttle, and Kathy Sullivan, one of the first American women in space. She shares stories of the challenges of training for... Like this podcast? Please help us by supporting the Naked Scientists

This month on Naked Astronomy we're setting our sights on the Sun. How do storms form on the Sun? How can they wreak havoc here on Earth? And what can we do to predict them? To find out, Ben McAllister and Adam Murphy are joined by University College London solar physicist Stephanie Yardley... Like this podcast? Please help us by supporting the Naked Scientists

AS NASA's Perseverance rover makes it safely to Mars, we chat to science writer Elizabeth Howell about the array of missions now studying the red planet. Also the European Space Agency's head of diversity, Ersilia Vaudo, talks about plans for parastronauts, and the UK ground station that relayed the first footsteps on the Moon gears up for the next big lunar adventure. Plus, find out who was right in the great US first-astronaut debate... Like this podcast? Please help us by supporting the Naked Scientists

This month on Naked Astronomy, we're waxing lyrical about aliens. What might they look like? Can we apply the principles of biology to other worlds? To do that, Ben McAllister and Adam Murphy were joined by Arik Kershenbaum to chat about alien evolution... Like this podcast? Please help us by supporting the Naked Scientists

This month science journalist Katia Moskvitch joins the Space Boffins to discuss the zombies of the cosmos, neutron stars, as well as the European Space Agency's new astronaut recruitment and Yuri Gagarin's birthplace. They also hear about the new communications system fitted to the space station, ColKA, and talk to author Neal Thompson about the Don Draper of astronauts, Alan Shepard. And see if you agree with Richard's controversial comment about America's first astronaut! Like this podcast? Please help us by supporting the Naked Scientists

This month on Naked Astronomy, we're mulling over Mars. We'll be chatting about the question of liquid water on the surface of Mars. Is it there at all? And if it is, how do we find it? And to do that, Ben McAllister and Adam Murphy were joined by Lujendra Ojha from Rutgers University to chat about why Mars fascinates us... Like this podcast? Please help us by supporting the Naked Scientists

Space journalist Andrew Jones and his cat join the Space Boffins this month to discuss China's ambitious plans for the Moon and beyond. Sue Nelson and Richard Hollingham also talk to Nellie Offord from UK company SSTL about their lunar communications satellite (and whether it will go beep), hear from author Rebecca Siegel about the enormous egos of the Mercury astronauts and celebrate space chimp Ham. And should Space Boffins be renamed? You decide... Like this podcast? Please help us by supporting the Naked Scientists

This month we're diving into dark matter, that unknown stuff that makes up a quarter of the Universe. Where is it, what is it, and how do we know it's even there? To find out, Adam Murphy and Ben McAllister speak to Alan Duffy from Swinburne University, who works in the newly-minted Australian Research Council Centre of Excellence for Dark Matter Particle Physics, which is also where Ben works! Like this podcast? Please help us by supporting the Naked Scientists