Latest Issue of Science News


Feature

A New Spin

X rays shed light on black holes

For an object that wields such a powerful and complex influence, a black hole is amazingly simple. Although its gravity is strong enough to trap light and slow time until each second lasts an eternity, the basic astrophysical properties of a black hole can be described by just two properties: mass and spin rate.

Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

X
This article is available only to subscribing members. Join SSP today or Log in.