rotational velocity

Missing Mass? Not on our Watch—Dr. Paul Sutter Explains Dark Matter

In the first episode of a new series with ArsTechnica - Edge of Knowledge - Dr. Paul Sutter explains the…

3 days ago

Brown Dwarfs can Spin so Fast They Almost Tear Themselves Apart

Some brown dwarfs rotate so fast that they are flattened spheres. If they rotate any faster they might fly apart.

10 months ago

This Star Is The Roundest Natural Object Ever Seen

Using data obtained by the Kepler mission, international team of astronomers have found the roundest object yet in the universe!

5 years ago

M31’s Odd Rotation Curve

Early on in astronomical history, galactic rotation curves were expected to be simple; they should operate much like the solar…

11 years ago