Ancient Greek theories on the Milky Way galaxy ranged from mythology to science, with ideas from Democritus, Aristotle and ...

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

The Milky Way is a barred spiral galaxy with a central ... still incomplete," the researchers wrote in the paper. "The sun's position embedded in the disk results in high line-of-sight extinction ...