University
Appears in 1 story · Last updated Nov 5, 2026
Home institution of the study's lead author
About 73 million years ago, a star roughly half the Sun's mass ran out of fuel and collapsed into a white dwarf. What is left of its planets now circles it in two separate rings of glowing gas, with a clear gap between them.
Updated 2 hours ago
No stories match your search
Try a different keyword
How would you like to describe your experience with the app today?
