Eric Walker added Pan-STARRS - Wikipedia to Panoramic Survey Telescope and Rapid Response System and Pan-STARRS1

Eric Walker added Oumuamua: It Came From Another Solar System - The New York Times to a number of topics

Eric Walker added Pan-STARRS - Wikipedia and Oumuamua: It Came From Another Solar System - The New York Times to Pan-STARRS1, and added Pan-STARRS1 to Panoramic Survey Telescope and Rapid Response System and Telescopes

Eric Walker added Pan-STARRS1 and Pan-STARRS - Wikipedia to Panoramic Survey Telescope and Rapid Response System, and added Panoramic Survey Telescope and Rapid Response System to Observatories and Hawaii

Eric Walker added a number of topics to Telescopes, and added Telescopes to Telescopes, observatories and telescope networks