Curious discovery: a white dwarf star with rings

Citizen scientist finds ancient white dwarf star with enigmatic dust rings ASU astronomer Adam Schneider helps research team zero in on puzzling astrophysical object From ARIZONA STATE UNIVERSITY A volunteer working with the NASA-led Backyard Worlds: Planet 9 project has found the oldest and coldest known white dwarf — an old Earth-sized remnant of a…

from Climate Change Skeptic Blogs via hj on Inoreader https://ift.tt/2TZqmmz