Arctic Over-The-Horizon Radar Archives - SpaceQ Media Inc.

First Defence Investment Agency priority procurements revealed

by Marc Boucher December 8, 2025December 8, 2025

On Friday it was revealed that the Defence Investment Agency is currently managing eight priority projects as of October 20, 2025, of which two are for space.

Panel on Guarding the North: Protecting the North arctic through Space-based Capabilities. (Panelists left to righ) Chris Pogue, President of Defence & Space, Calian Group; Gill Fortin, Director, Viasat Inc.; Jessica M. Shadian, CEO and President, Arctic360; Jason Trembley, Vice President, Commercialization, Terrestar Solutions; Michael Adamson, Senior Director of Defence Strategy and Business Development; and Moderator: Emeline Bardoux, Senior Director, Safran.

SpaceBound: Building out the North to meet challenges

by Elizabeth Howell November 21, 2025December 7, 2025

Illustration of the process through which the Arctic Over-the-Horizon Radar (A-OTHR) reflects radio waves to observe targets up to 3000 km away. The transmit beam travels from Earth, reflects off the ionosphere, and reaches a target area within the 'Illumination region.' The receive beam returns from the target via the ionosphere. The ionosphere is a curved layer above Earth.

Canada, Australia ink Arctic over-the-horizon radar partnership arrangement

by Elizabeth Howell July 21, 2025July 21, 2025

DSTO (Defence Science and Technology Group) research supports enhancements to the Jindalee Operational Radar Network (JORN), which provides 24 hour surveillance of Australia’s northern approaches, monitoring air and sea movements by using over-the-horizon technology.

Canada, Australia partner on over-the-horizon radar technology

by Elizabeth Howell March 19, 2025March 19, 2025