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Telescopes at McDonald Observatory.
Mission name: HPF

The Habitable Zone Planet Finder

Highest precision measurements of infrared signals from nearby stars.

Mission news and discoveries
The HPF instrument during installation in its clean-room enclosure in the Hobby Eberly Telescope at McDonald Observatory.
NASA’s Tally of Planets Outside Our Solar System Reaches 6,000 (NASA)September 17, 2025
The HPF instrument during installation in its clean-room enclosure in the Hobby Eberly Telescope at McDonald Observatory.
Assessment of NASA’s NExSS Research Coordination NetworkNovember 28, 2023
The HPF instrument during installation in its clean-room enclosure in the Hobby Eberly Telescope at McDonald Observatory.
First Planet Validation for the Habitable Zone Planet FinderFebruary 28, 2020