Canadian Institute for Theoretical Astrophysics – The Canadian Institute for Theoretical Astrophysics is a nationally supported research centre located at the University of Toronto that is devoted to studying the origin and evolution of the universe, and the many wonderful phenomena revealed by modern astronomy.

News

First-of-Its-Kind Simulation Recreates the Anatomy of a Magnetar’s Giant Flare

November 2, 2026

Giant stars may explain a mysterious nitrogen-rich star cluster 11 billion years away

October 28, 2026

Welcoming the 2026 Cohort of CITA Fellows

October 16, 2026

Seminars

Constraining the growth of massive black holes with a population-level multi-messenger approach

November 2, 2026

Why a Tiny Neutrino Inspired Me to Reconstruct the Entire Universe with AI

October 29, 2026

Black Holes — Entropy Container or Creator

October 27, 2026

Events

CITA Jamboree 2026, October 1 – 2

October 19, 2026

Postdoctoral Fellowship and National Fellowship Applications Now Open

September 14, 2026

A large group of people, diverse in age, gender, and ethnicity, pose together indoors in front of a blackboard. Most are smiling, and one person in the back row is holding a small white dog.

CITA@40 Conference: Honouring 40 Years of Innovation in Astrophysics

July 29, 2025