Browsing Tag
universe composition
2 posts
How are dark matter and antimatter different?
Spiral galaxies, like Messier 77 shown here, helped astronomers learn about the existence of dark matter. NASA, ESA…
Most normal matter in the universe isn’t found in planets, stars or galaxies – an astronomer explains where it’s distributed
Mysterious blasts of radio waves from across the universe called fast radio bursts help astronomers catalog matter. ESO/M.…