An enigmatic object was recently detected by the European Space Agency's X-ray telescope. At the center of an image, showing the aftermath of a 2000-year-old supernova, is a blue dot which likely contains a neutron star less than 13 miles across. What is particularly unusual about the object dubbed "1E" is that its X-ray emission cycle is tens of thousands of times longer than a typical young neutron star. Read more at Science Daily(1).

1. http://www.sciencedaily.com/releases/2006/07/060707160054.htm