Detailed map of dust in Milky Way

Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...
A star has been spotted shooting away from the heart of our galaxy at around 500 kilometres per second, giving astronomers ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
Hubble’s work opened the door to the study of the universe beyond our galaxy ... telescope to show that the Milky Way was composed of a huge number of faint stars. For the next 300 years ...