" Eight years ago today — on Dec. 27, 2004 — the Earth was rocked by a cosmic blast so epic its scale is nearly impossible to exaggerate "
"… an explosion by an object with the mass of the Sun, squeezed into a ball a few kilometers across, with gravity billions of times stronger than Earth's, a magnetic field quadrillions of times stronger, all of of which is spinning every 7.5 seconds "
Eight Years Ago Today, Earth Was Slammed by a Huge Cosmic Blast
[This post is a modified, updated version of an article I wrote a few years back. Since today is the anniversary of the event, I thought it could use an update.] Eight years ago today—on Dec. 27, 2004…
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