Allan I Carswell Observatory Presents: York Universe

Julie Tomé and Dr. Elaina Hyde discuss many satellites - most good, some bad! From Lunar Orbiter 2, San Marco 1, and Sputnik to giant space mirrors (shudder) and the JWST (hurray!), explore some of the history and news around satellites. Podcast Image: AICO, Sunna Withers, Zena Khadour

Tune in to go back in time to Tycho's Supernova of 1572, the history of daylight savings time, and how our view of the Universe was revolutionized, twice! This week's host's Paul Mackin and Sunna Withers also discuss astronomy news, including Comet 3I/Atlas and the chaos of galaxies in the early Universe.  Image Description: Comet 3I/Atlas on July 21, 2025, imaged by the Hubble Space Telescope   I...

This episode features a round up of comets past and current, a bit of fun history, and some discussion of the 2025 Astronomer in Residence program. The host Dr. Elaina Hyde is joined by special guest John Wilmot, one of our 2025 astronomers who went out to Killarney Park as both an expert, and an amateur! Join us for a bit of fun, and keep in mind that the live views on YouTube for this episode in...

Here we look at a number of interesting objects in our solar system, and missions to the less frequented places in the inner solar system like Mercury and Venus. 

Julie and Jeremy chat about the history of exoplanet discovery, notable astronomers Riccardo Giacconi and Ejnar Hertzsprung, and the discovery of Triton. In the news, a rogue planet is acting like a star, old data sets are reanalysed to get new insights into Venus and Enceladus, and the Universe might not expand forever. Episode image credit: Sunna Withers, AICO

Join hosts Paul Mackin and Sunna Withers as we discuss spacecraft and astronomers who have gone boldly! We discuss both astronomy and sci-fi, including the nature of our Universe and the impact of Star Trek.  Image: DART Impact Image Credit: NASA/Farnham et al. 2025

This week's episode is all about planets and solar systems! Join this week's hosts as we disucss the Earth's autumnual equinox, planetary exploration, the search for extraterrestrial life, and an important milestone in exoplanet discovery!  Podcast Image: Cassini image of Saturn near its equinox in 2009 Photo Credit: NASA

Here we have special guests Nathan Minuk and Robin Metcalfe. Nathan is a member of York student rocketry group.  They are talking about the Canada Launch competition If any York students are interested please see arbalestrocketry.ca   We also talk about Osiris- Rex,the contributions of amateur astronomers, and other recent news.   Episode Artwork courtesy TheSkyLive.com

It's all about the Solar System this week! Join our hosts Professor Jeremy Webb and Sunna Withers as we discuss history surrounding Jupiter's Moon Europa, Pluto's declassification, and the discovery of S/2025 U1, a new moon of Uranus!  Image description: Uranus and its New Moon S/2025 U1 Image Credit: NASA, ESA, CSA, Maryame El Moutamid (SwRI), Matthew Hedman (University of Idaho) 

Here we look at a number of phenemenon we have observed in the solar system including, eclipses, aurora, lunar quakes and rainbows on Enceladus. Apollo 11 Seismic Experiment Image Courtesy NASA

Join Paul Mackin and Sunna Withers as we discuss interstellar visitors, the most distant black hole ever observed, and what's up in the sky this week. Also tune in for special guest Robin Metcalfe to learn about the upcoming Launch Canada Challenge! Image: Apollo 8 Command Module - Museum of Science and Industry, Chicago Il. Photo Credit: Paul J. Mackin  

Here we touch on Vera Rubin and Maria Mitchell, two prominent female astronmers of the late 19th and early 20th century.   We also look at some aspects of life beyond our solar system and speculation about 31/Atlas   Image of 1878 eclipse - Public domain image from https://en.wikipedia.org/wiki/Solar_eclipse_of_July_29,_1878#/media/File:Solar_eclipse_1878Jul29-Corona_Pikes_peak_Langley.png  

Join us as we discuss exploring our Solar System! Hosted by Paul Mackin and Professor Mary-Helen Armour, this week we discuss one of the most significant events in space history - landing humans on the Moon - and how we aim to achieve a repeat performance.    

In this week's episode we highlight missions with milestones on this day like Mariner 4, and New Horizons. We also look at aspects of asteroids and comets in the news, now in in this day in history.   Image  Credit: Hubble Space Telescope Comet Team and NASA  

Julie and Mary-Helen discuss Newton, Shklovsky, and Bethe - three scientists with many achievements to list. They explore how technology has evolved while talking about Roswell, a bolide captured by a weather satellite, and new frontiers being pushed by JWST. Episode image credit: NOAA-CIRA

In this episode Dr. Mary-Helen Armour and Dr. Jeremy Webb discuss the summer solstice touching on what a solstice is, and what historical significance it has in everything from time keeping, finding the size of the Earth, and how ancient monuments were aligned. In the news we touch on the early images from the Vera Rubin telescope. Image courtest NASA at https://svs.gsfc.nasa.gov/14366/

In this episode Sunna Withers and Dr. Elaina Hyde investigate some historical moons of Saturn, Pluto, and of course our own Earth's Moon as well as the latest Moon news and discoveries from JWST.  Image credit: 2025 03 08 The moon through the AICO Unistellar eVscope by Nakul Sethuram

Join us as we discuss everything from exploring our Solar System to the outermost regions of the Universe! Hosted by Paul Mackin and Sunna Withers, this week's episode highlights asteroid sample return missions and observing distant stars and galaxies.    Image Credit : ESA/Webb, NASA & CSA, G. Gozaliasl, A. Koekemoer, M. Franco, and the COSMOS-Web team 

This episode touches on transits of Venus and their historical and astronomical importance. It also looks a bit at how the observations of the solstice could also be used to gain an understanding of Earth. Your hosts Prof. Mary-Helen Armour and Dr. Elaina Hyde touch on more modern history looking at lunar investigation by the Surveyor and Hayabusa2 investigation of asteroids. In the news we look a...

Paul Mackin and Mary-Helen Armour describe Apollo missions and more. Sometimes big, sometimes small, sometimes personal, sometimes public… It is always great to have a project. Join in this episode to hear about some historical and very recent space projects. Image Credit: Paul Mackin 2024 - The Apollo 10 command module - Charly Brown. A Soyuz which carried a British Cosmonaut to Mir. Courtesy of...

This episode features a journey through past and present space telescopes with Sunna Withers and Dr. Elaina Hyde. Missions both large and small have contributed significantly to astronomy as we know it, and in the news now we can't help but mention some of the latest from JWST. Image credit: NASA/Chris Gunn "Technicians successfully performed a critical test on Webb's 5-layer sunshield by fully de...

Paul Mackin and Professor Elaina Hyde cover the science fiction film that changed it all as well as other items in space history and the most recent astronomy news. This episode looks at Venus, Mars, and the space program with a bit of a sci-fi tint! Image credit: AICO, Elaina Hyde, 2023: The Allan I Carswell Observatory showing the dome during the day with the moon above

Paul Mackin and Julie Tomé discuss the beginnings of radio astronomy, pioneering astronauts, and wish astronomer Gibor Basri a happy birthday this week in astronomy and space history. In news, the Lucy Mission has done a flyby of Asteroid Donaldjohnson and New Horizons data were used to map the galaxy in Lyman-alpha radiation. As April winds down we get better weather and a preview of our summer s...

This week's episode features John Moores, Jesse Rogerson and Michelle Parsons, authors of "Daydreaming in the Solar System: Surfing Saturn's Rings, Golfing on the Moon, and Other Adventures in Space Exploration". Join as our host Robin Metcalfe leads an exciting discussion on how to daydream in the solar system, including ice skating on Pluto and Enceladus, falling through Jupiter's atmosphere, an...

Sunna Withers and Julie Tomé discuss several historic launches and the achievements of astronomer Donald Lynden-Bell. In the news, detecting exoplanets using their magnetosphere and the solution to the mystery of the JWST Little Red Dots. Spoiler - the Universe isn't broken. Photo credit: AICO, 40 cm telescope