A century ago two prominent astronomers held a debate at the Smithsonian Museum of Natural History. The topic concerned…

In the last twenty years, thousands of planets have been discovered outside the Solar System. Some are bigger than…

In the past century, black holes have transformed from being a mere curiosity into a key element of modern…

In the direction of the constellation of Sagittarius, in the center of the Milky Way Galaxy, sits a supermassive…

On a clear dark night, the plane of our Galaxy can be seen arching overhead, filled with bright stars…

This article was originally published in Medium on March 9, 2021. Some changes have been made to the original…