Have you ever wondered how astronomers manage to map out the Milky Way when it's so incredibly vast? One of the most powerful ...

Our sun and the planets that circle it are part of a galaxy called the Milky Way. Its name comes from the Greek galaxias ...

For comparison, the supermassive black hole in the Milky Way has about 4 million solar masses. Elsewhere in the universe, there are supermassive black holes with billions of times more mass than ...