Telescope Spots Strange Spiral in Space.
Analysis by Ian
Tue Sep 7, 2010 06:19 AM ET
When I first saw this ghostly Hubble Space
Telescope image, I assumed that faint blurry
spiral was a lens flare or some other
photographic anomaly. But on closer
inspection, the details started to present
As imaged by the
space telescope's sensitive Advanced Camera
for Surveys, this striking pattern is formed
by material being ejected from a dying star.
But this isn't a lone star; there's a second
star -- a binary partner -- orbiting with it
and modulating the expanding gas.