The Maunakea Spectroscopic Explorer

The Maunakea Spectroscopic Explorer is an 11.25m aperture telescope that will lead the world in multi-object spectroscopy, with its unique capability to study up to 4,000 astronomical objects at once.


The MSE Project respects all individuals and expects a positive, supportive, and inclusive environment amongst its members and stakeholders. Click here to read MSE's statements on Equity, Diversity, and Inclusion and on the Cultural Heritage of Maunakea.  

Key capabilities

With the unique combination of multiplexing ability, sensitivity, survey speed and dedicated operations, MSE will be a world-leading surveyor of the sky

Global network

A new generation of astronomy facilities is now coming online which, together, will identify literally billions of new objects, using imaging capabilities from X-Ray to radio waves.

Inside the science

The motivating science for MSE has never been more compelling than it is right now.

Latest news

Latest news