Browsing Tag
Debris
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Planetary Debris Spotted around 11-Billion-Year-Old White Dwarf
WD J2147-4035, an 11-billion-year-old white dwarf located 91 light-years away in the constellation of Grus, is accreting debris from orbiting planetesimals, making it one of the oldest rocky and icy planetary systems discovered in our Milky Way Galaxy. An artist’s impression of the white dwarfs WD J2147-4035 and WD J1922+0233 surrounded by orbiting planetary debris, which
Debris Sent Flying as Tornadoes Rip Through Central Iowa
Seven people, including two children, were killed in Iowa on Saturday, March 5, as multiple tornadoes battered central parts of the state. The National Weather Service said at least three thunderstorms producing tornadoes moved through the state on Saturday, but that the exact number of tornadoes had not yet been confirmed. City of Norwalk officials…