Jan 28, 2019

Ghostly Galaxies Hint at Dark Matter Breakthrough

Posted by in categories: cosmology, innovation

Much as a ripple in a pond reveals a thrown stone, the existence of the mysterious stuff known as dark matter is inferred via its wider cosmic influence. Astronomers cannot see it directly, but its gravity sculpts the birth, shape and movement of galaxies. This makes a discovery from last year all the more unexpected: a weirdly diffuse galaxy that seemed to harbor no dark matter at all.

Read more

Comments are closed.