Stars of unimaginable proportions on occasion explode, sending a blast of radiation in all directions that is so powerful, any nearby planetary bodies are incinerated within seconds.

难以想象的巨大恒星间或爆炸，向四面八方发射着一股股放射性气流，力量如此强大，以至任何附近的行星天体都在瞬间化为灰烬。

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The amount of radiation intercepted by a planetary body varies inversely with the square of the distance between the star and the planet.

的辐射量截获行星机构不同的平方成反比的恒星之间的距离和行星。

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Since NASA's Curiosity rover made its way to Mars, it's been sending back a wealth of data from our rust-colored planetary neighbor: landscape photos, radiation readings and even evidence of liquid water.

ENGADGET: NASA Curiosity rover digs Mars, finds sulfur, chlorine and organic traces of unknown origin