Eric Walker added Very Long Baseline Array - Wikipedia to Very Long Baseline Array (VLBA)

Eric Walker added NASA Missions Explore a ‘TIE Fighter’ Active Galaxy | NASA to 1999 Chandra X-ray Observatory, Very Long Baseline Array (VLBA) and TXS 0128

Eric Walker added NASA Missions Explore a ‘TIE Fighter’ Active Galaxy | NASA and Very Long Baseline Array - Wikipedia to Very Long Baseline Array (VLBA), and added Very Long Baseline Array (VLBA) to Telescopes, observatories and telescope networks

Eric Walker added a number of topics and r/geology - The Dee Wright Observatory in Sisters, Oregon. It sits in the middle of a lava flow and made of the rocks it surrounds. to Telescopes, observatories and telescope networks, and added Telescopes, observatories and telescope networks to Astronomy, astrophysics and cosmology and Measuring instruments and measurement techniques