View Full Version : Hunt is on for "Killer" Third Star in BD+20 307 Binary System

2009-Jan-10, 10:41 AM
In September, it was announced the Chandra X-ray Observatory had spotted something very odd about BD+20 307. The binary system appeared to have a dusty disk surrounding it, indicative of a young, planet-forming system a fraction of the age of the Solar System. However, it was well known that the binary was actually several billion [...]

More... (http://www.universetoday.com/2009/01/10/hunt-is-on-for-killer-third-star-in-bd20-307-binary-system/)

2009-Jan-10, 08:59 PM
Maybe a Death Star has attacked...

2009-Jan-11, 08:23 PM
Does this support the hypothese that perhaps planetary systems may not be so neat and quiet as we have learned? They may be more temporary arrangements, and vulnerable by all kinds of catastrophes.