National Radio Astronomy Observatory

St. Croix: Radio Astronomy in the Caribbean

July 28, 2023 · Breaking News

BYLINE: Brian Koberlein, PhD Newswise — When the morning sun rises over the lands of the United States, it rises first over St. Croix. Located within the Virgin…

Baseline #13 – Sagittarius A*: Monster in the Milky Way

October 31, 2022 · Breaking News

In the center of the Milky Way there is a black hole more massive than 4 million Suns. It’s known as Sagittarius A*, or Sgr* A, and it’s…