St. John is a small island a short trip off the coast of Puerto Rico, and a part of the United States Virgin Islands, which also includes St. Thomas and St. Croix. Sixty percent of the island is a US ...

I HAVE A THING for telescopes. Of the five islands listed here, three have major observatories that I came to visit—now two, since the 2020 collapse of the Arecibo radio telescope in Puerto Rico. And ...