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  • New stellar danger to planets identified by NASA'S Chandra program

    A NASA illustration showing a supernova in the backround and a planet in the foreground

    Astronomers using data from NASA’s Chandra X-ray Observatory and other telescopes have identified a new threat to life on planets like Earth: a phase during which intense X-rays from exploded stars can affect planets over 100 light-years away.

    Graphic by NASA/CXC/M. Weiss


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  • Editor’s notes

    This is a modified version of a news release distributed by NASA.

    To reach Brian Fields, call 217-333-5529; email

    The paper “X-Ray-luminous supernovae: threats to terrestrial biospheres” is available online

    DOI: 10.3847/1538-4357/acc728