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

Eric Walker added A Black Hole’s Lunch: Stellar Spaghetti - The New York Times to a number of topics

Eric Walker added Is There a Black Hole in Our Backyard? - The New York Times to a number of topics

Eric Walker added Oumuamua: Neither Comet nor Asteroid, but a Cosmic Iceberg - The New York Times to a number of topics

Eric Walker added Vera Rubin Gets a Telescope of Her Own - The New York Times to Articles in the New York Times and Vera Rubin Observatory

Eric Walker added a number of links to Vera Rubin Observatory, and added Vera Rubin Observatory to Observatories and Chile

Eric Walker added a number of topics and a number of links to Chile, and added Chile to Countries in South America

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