2025

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A sub-neptune detected around a star in the solar neighbourhood: interview with Étienne Artigau
April 14 2025

A sub-neptune detected around a star in the solar neighbourhood: interview with Étienne Artigau

A new planet has been detected around Gliese 410, a star located 39 light-years from…

Scientific Interviews
My thesis in 400 words: Charles Cadieux
April 9 2025

My thesis in 400 words: Charles Cadieux

Charles Cadieux recently completed his Ph.D. at the Université de Montréal last fall. Here, he…

2025
My thesis in 400 words: Dominic Couture
April 8 2025

My thesis in 400 words: Dominic Couture

Dominic Couture recently completed his Ph.D. at the Université de Montréal last fall. Here, he…

2025
Nearly 300 hours with the Webb telescope for IREx astronomers!
April 3 2025

Nearly 300 hours with the Webb telescope for IREx astronomers!

Since its operations began in 2022, the James Webb Space Telescope (JWST) has made significant…

2025
Nathalie Nguyen-Quoc Ouellette receives the CASCA Qilak Award
March 26 2025

Nathalie Nguyen-Quoc Ouellette receives the CASCA Qilak Award

The Canadian Astronomical Society CASCA recently awarded the Qilak 2025 Award to Nathalie Nguyen-Quoc Ouellette,…

2025
René Doyon wins the 2025 Killam Prize for natural sciences
March 19 2025

René Doyon wins the 2025 Killam Prize for natural sciences

René Doyon, Director of IREx and the Observatoire du Mont-Mégantic, has been honoured today with…

2025
JWST Forecasts Partially Cloudy Skies on Ultra-Hot Neptune LTT 9779 b
February 25 2025

JWST Forecasts Partially Cloudy Skies on Ultra-Hot Neptune LTT 9779 b

Montréal, Canada—A team of researchers led by Louis-Philippe Coulombe, a graduate student at the Université…

2025
“Out of science fiction”: First 3D observations of an exoplanet’s atmosphere reveal a unique climate
February 18 2025

“Out of science fiction”: First 3D observations of an exoplanet’s atmosphere reveal a unique climate

An international team of astronomers, including Trottier Institute of Research on Exoplanets (IREx) and Université…

2025
JWST Captures Unprecedented Glimpse of Planet Formation in the PDS 70 System
February 12 2025

JWST Captures Unprecedented Glimpse of Planet Formation in the PDS 70 System

Victoria, Canada – A groundbreaking study by Canadian astronomers using the James Webb Space Telescope (JWST)…

2025
The First Winners of the Lauzon Grants: Christopher Monaghan and François-Pierre St-Jacques
February 10 2025

The First Winners of the Lauzon Grants: Christopher Monaghan and François-Pierre St-Jacques

We are proud to announce the first recipients of the Jean-Marc Lauzon Grants, new awards…

2025
My time at iREx: Thomas Navarro
January 29 2025

My time at iREx: Thomas Navarro

Thomas Navarro joined IREx in 2019 as a postdoctoral fellow at McGill University. In autumn…

2025
My thesis in 400 words: Caroline Piaulet-Ghorayeb
January 20 2025

My thesis in 400 words: Caroline Piaulet-Ghorayeb

Caroline Piaulet-Ghorayeb recently completed her PhD degree at the Université de Montréal. Here, she summarizes…

2025