The Prime Focus Spectrograph: a revolution in modern astronomy
11 Jun 2025
Astronomy is entering a new era with the Prime Focus Spectrograph (PFS), a state-of-the-art instrument recently installed on the Subaru telescope in Hawai’i. Developed as part of an international collaboration, this spectrograph makes it possible to simultaneously observe thousands of celestial objects and analyse their light with unrivalled precision. Thanks to this technology, astronomers will […]