This scenario could explain why Saturn's rings are made of different stuff from those of other gas giants. (newscientist.com)
But they fail to explain why Saturn's rings are mostly water ice, while other gas giants» are rocky, says Ryuki Hyodo at Kobe University in Japan. (newscientist.com)
The scientists reported that 51 Eridani b has a temperature of 800 degrees Fahrenheit, hot enough to melt lead, but still rather cold compared with other gas giants, which reach temperatures above 1,000 degrees. (newsroom.ucla.edu)