At the upper right lies NGC 7635 (the Bubble Nebula) and star cluster M52.

影像右上角有称为泡泡星云的NGC 7635和星团m 52。

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The Bubble Nebula, pictured above in scientifically mapped colors to bring up contrast, is about 10 light-years across and part of a much larger complex of stars and shells.

泡泡星云，大约10光年大小，并且是更大、更复杂的星球与泡泡的一部份。上图套用有科学意义的颜色，以提高对比。

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In three timelines, Jackman tries to save his dying wife, eventually traveling in the 25th century to a blinding nebula in a spaceship bubble bearing a dying tree of life.

在三个时间线上，杰克曼都试着挽救他垂死的妻子，而最终他去到25世纪的一个耀眼星云的太空船上，那里的泡沫中有棵垂死的生命之树。

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He chose this because the supernova that created it blew a giant bubble, known as the Vela nebula, out of the surrounding interstellar medium, and that bubble is big enough to stand in for the infinite sheet of gas.

ECONOMIST: Pulsars: In a wink | The