NTRS will experience intermittent outages over night, July 14-15 due to system upgrades. Please contact our information desk, sti.nasa.gov/contact-us, for any questions. We apologize for any inconvenience and will update once the system is restored.
The Terrestrial Planet FinderThe Terrestrial Planet Finder (TPF) is a space-based infrared interferometer that will combine high sensitivity and spatial resolution to detect and characterize 150 planetary systems within 15 pc of our Sun.