Saturn's iconic ring system will disappear, albeit temporarily, on March 23—a preview of its fate in 100 million years.
The ring itself is made of distorted light from ... Understanding more about the phenomenon could help scientists to probe some of the enduring mysteries of the universe, such as dark energy ...
"They're so rare, and they're incredibly useful scientifically," said Conor O'Riordan of the Max Planck Institute for Astrophysics.