Dr. Steve Kawaler, Professor of Astronomy at Iowa State University, explores the mysteries of white dwarf stars — the ...
White dwarfs — the superdense, slowly cooling embers left behind when stars like our sun die — are usually quiet cosmic relics. A rare few, however, are anything but. In recent years, astronomers ...
Astronomers have discovered a freezing-cold world orbiting within the so-called "forbidden zone" around a dying star in which planets are normally destroyed. The 5.8-billion-year-old white ...
Scientists have discovered a “greedy” white dwarf star that is “going thermonuclear” as it devours its twin at an ...
After the sun finally dies, billions of years in the future, Earth too will meet a grisly end. There are several ways that our home planet may be destroyed after the sun dies, possibly being swallowed ...
NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away from Earth. Credit: NASA / JPL-Caltech / Tim Pyle illustration For the ...
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