Bubble, bubble: Searching through the rubble of supernova remnants

A study of supernova remnants – material blown out into space during death throes of giant stars – has shown that a bubble of gas enveloping our Solar System is being shoved backwards by the debris of another, more recent, supernova.

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<p><a href="http://www.physorg.com/news63466120.html">Bubble, bubble: Searching through the rubble of supernova remnants</a></p> <p>A study of supernova remnants – material blown out into space during death throes of giant stars – has shown that a bubble of gas enveloping our Solar System is being shoved backwards by the debris of another, more recent, supernova.</p>