Allan I Carswell Observatory Presents: York Universe

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