earth11d
100 years ago: Edwin Hubble proved the Milky Way is not the only galaxy in the universe
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...
BGR26d
Study claims the Milky Way is missing almost half of its regular matter
The Milky Way galaxy as seen from Earth. Image source: Yin/Adobe It’s a surprising discovery, the researchers say, because we previously believed that the halos of galaxies like the Milky Way ...