For decades, astronomers have known that stars orbit the Milky Way’s centre and that the galactic disc is warped.
Two Micron All-Sky Survey (2MASS) imagery was used to create a animation of the warp of the Milky Way galaxy. Credit: 2MASS, ...
Or perhaps the universe is a kind of dark forest, with plenty of alien civilizations, but all too scared to show themselves ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback