· · · ·


Pherkard, Delta Ursae Minoris, 23 Ursae Minoris

A white, A-type star lying more than 170 light years from the Sun. After Polaris, this is one of the closest stars to the Northern Celestial Pole.

Image of Yildun

A close-up view of Yildun in Ursa Minor. Matter thrown outward from the star's photosphere forms loops and fan shapes ('prominences') thousands of miles across.


Related Entries