Space.com: How Far to That Galaxy? Thousands of Cosmic Distances Now Catalogued

Space.com: How Far to That Galaxy? Thousands of Cosmic Distances Now Catalogued. “One of the most basic questions in astronomy is how far away something is. Now, a new catalog of objects will help scientists answer that question for tens of thousands of objects that are so far away they date back to the beginning of the universe. The catalog is part of the NASA/IPAC Extragalactic Database (NED), an online database containing information on more than 100 million galaxies, and is called NED-D. ”

%d bloggers like this: