Synopsis
The Guide to Space is a series of space and astronomy poddcasts by Fraser Cain, publisher of Universe Today
Episodes
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[NIAC 2025] NASA Just Funded A Project to Blow Space Structures Out Of Glass
12/02/2025NASA just funded a NIAC project to study the possibility of building large structures on the Moon, on Mars and in space out of glass. Blowing glass bubbles similarly to how it's done on Earth.
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[Q&A] Space Junk Blocking Orbit, Fine-Tuning Problem, State of Media | Q&A 294
11/02/2025Will space debris prevent us from accessing orbit and when could it happen? Is the Universe with all its rules just a lucky accident? What does "The Publisher of Universe Today" even do? Answering all these questions and more in this Q&A show.
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[NIAC 2025] Our Best Venus Map Is 36 Years Old. NASA Wants to Fix it With Balloons
10/02/2025Venus has a thick layer of clouds that obscures our view of the surface. To tackle that, this NIAC project suggests launching a balloon with a tether that will go below the cloud layer and help us image Venus surface.
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[Space Bites] Potential City-Killer Asteroid // Largest Structure in The Universe // Moon Canyons
07/02/2025A new asteroid with a 1% chance of hitting Earth in 2032, the European Space Agency is building a Lunar Lander platform, the largest structure in the Universe has been discovered, and how far away could we detect ourselves?
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[Q&A] China VS USA Mars Sample Return, Who Controls JWST, Science VS AI
07/02/2025Who will get sample from Mars first? Who controls the James Webb Space Telescope? Does space radiation rule out panspermia? Answering all these questions and more in this Q&A show.
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[NIAC 2025] Using Metamaterials to Build A Starshade in Space
05/02/2025We all want to see potentially habitable exoplanets around Sun-like stars. But to do that you need a starshade. Something to cover the star and reveal the faint planets around it. What can we build these structures from to make them rigid and strong enough? Finding out in this interview.
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[Q&A] Shape of Craters, Max Size for a Telescope, Atmospheres of Black Holes
04/02/2025Why are most craters circular, no matter which angle the meteor falls? Is there a size limit for a telescope before diminishing returns take place? Can black holes have atmospheres? Answering all these questions and more in this Q&A show.
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[NIAC 2025] NASA Just Funded This Project. Assembling Large Structures in Space
03/02/2025Space Docks are everywhere in science fiction. It's the most logical way to build big constructions in space. So, NASA funded a futuristic project that studies the possibility of assembling structures in space.
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[NIAC 2025] NASA’s First Step To A Cloud City on Venus
02/02/2025The MOXIE experiment on the Perseverance rover showed that creating oxygen on other planets is possible. Now, we can apply the same logic to Venus. This could allow the creation of constantly floating balloons, leading to cloud cities in the future.
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[Interview] Here's Why We Need A Venus Exploration Program
01/02/2025Venus is closer than Mars. It's more Earth-like. We can bring back samples from it. But it's chronically underexlored. This is why we need a Venus Exploration Program!
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[Space Bites] Building Blocks of Life // Giant Volcanic Activity of Io // Bacteria Outside the ISS
31/01/2025The building blocks of life have been found in asteroid samples, the most volcanic activity ever seen on Io, astronauts are searching for bacteria on the outside of the space station, and Ingenuity found surprisingly fast wind speeds on Mars.
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[Q&A] Biggest Possible Crowbar, Sun Illusion, Measuring Temperature on the Moon
30/01/2025How big can a space crowbar be? Why does the Sun look bigger near the horizon? How do we measure temperature on the Moon? Answering all these questions and more in this Q&A show.
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[Interview] Alien Atmosphere Inspector. The Pandora Telescope
29/01/2025NASA is launching a new telescope this year called Pandora. It'll be specifically inspecting atmospheres of exoplanets. It even uses spare parts from JWST. Learning more about the Pandora telescope in this interview.
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[Q&A] Riding a Comet, Moon Ore Veins, Internet on Mars
28/01/2025Did we find ore veins on Moon or Mars? Can we see astronomical objects in 3D? Can we catch a ride on a comet? How will the internet work on Mars? Answering all these questions and more in this Q&A.
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[Interview] An Ultimate Guide to TRAPPIST-1 System
27/01/2025What's going on with the TRAPPIST-1 system? Did James Webb find atmospheres or not? Do any of the planets have a chance to be habitable? When should we expect more information? Answering all these questions in this interview.
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[Space Bites] Flapping Moon Flag // Real-Time Black Hole Jets // Insane Exoplanet Winds
24/01/2025What happened to Starship during test flight 7? Astronomers see a black hole’s jets forming in real-time. Curiosity finds ripples of an ancient shore, and an insanely high-resolution image of Andromeda captured by Hubble.
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[Q&A] Using Jupiter's Lagrange Points, JWST Staying in Place, Fighting Mars' Low Gravity
23/01/2025How does JWST stay in L2 and not drift away? What is the wait calculation for Alpha Centauri? How can we use Jupiter's Lagrange points? Answering all these questions and more in this Q&A show.
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[Interview] Fundamental Limits of Life
22/01/2025To look for lifer in space we need to understand it. What fundamental boundaries does it have? What limits are imposed on life? Finding out in this interview.
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[Q&A] Galactic Age of the Sun, Evidence for Dark Matter, Contamination of Mars
21/01/2025Did we already contaminate Mars with life from Earth? When will we find the first intergalactic object? How do we know dark matter is in the center of the Milky Way? Answering all these questions and more in this Q&A show.
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[Interview] Life in Space WITHOUT Planets
20/01/2025We're used to look for life on exoplanets. But what if we're looking in the wrong place? Can life exist without a planet? Finding out in this interview.