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
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