April 2020


Iron rain on WASP-76b

A team of researchers led by David Ehrenreich of the Observatoire astronomique of the Université de Genève has discovered iron rain on the exoplanet WASP-76b, a hot Jupiter whose temperature ranges from 1500 and 2400 degrees Celsius from the nightside to the dayside.

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2020 CASCA Prizes

We are proud to announce that our Director, René Doyon, is the recipient of the CASCA Dunlap Award for Innovation in Astronomical Research Tools! We also congratulate our collaborator Julie Bolduc-Duval from Discover the Universe who is the recipient of the CASCA Qilak Award for her work in outreach. Congratulations!

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We are very pleased to announce that the iREx has been selected for a DIALOGUE - Researcher Grant from the Fonds de recherche du Québec! The project proposed by iREx is entitled Les Capsules ExoBouchées, short video capsules on astronomical subjects.

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iREx and COVID-19

Due to the COVID-19 pandemic, all in-person activities conducted by the iREx are cancelled until further notice. In the meantime, we are offering several online activities that you can join from the comfort of your living room!

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Our 2020 iREx summer interns

We welcome our cohort of 2020 Trottier Summer Fellows! They will join our team in May and will work on a variety of research projects with our researchers until the end of August.

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Solar System News

A 2nd Moon for the Earth?

On February 15 2020, a team of astrophysicists detected a small, fast-moving object, now named 2020 CD3, in the sky. Following its discovery, it was shown to be gravitationally bound to the Earth. It was thus determined to be a mini-Moon that is between 1 and 6 metres in size!

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Upcoming Events

Astronomy... online!

Watch out for a special Astronomy on Tap event at home, renamed Astronomy Online! The presentation will be broadcast on Facebook Live.

Join us on our Facebook page on Wednesday, April 8th at 7:30pm to talk about astronomy and play a trivia game about astronomy!  

Astro on Tap on the Couch

This Thursday, April 9th starting at 3pm, Astronomy on Tap celebrates its 7th anniversary with a 7-hour online Astro on Tap marathon!

This international event will be hosted by several presenters from around the world, including our Coordinator at 6pm who will talk about the James Webb Space Telescope.

Come have a drink with the Universe!

Astro at Home

In response to the COVID-19 pandemic and to help parents at home with their little ones, Discover the Universe offers daily astronomy activities for children aged 8 to 12. Attend the YouTube presentations on weekdays at 2PM for 30 educational minutes. Several iREx members have been giving presentations!
Image Credits: Header: Chandra/Spitzer/NASA/SDO/Hubble/K. Arcand; WASP-76b: ESO/M. Kornmesser; Ring Nebula: NASA/ESO; Mini-Moon: Kacper Wierzchos.
© 2020 Institut de recherche sur les exoplanètes, All rights reserved.

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