In Avatar: the white-yellow glow of Alpha Centauri a, a star very similar to our Sun, illuminates the giant gaseous planet Polyphemus and its tropical moon Pandora.

影片中：与我们的太阳非常相似的半人马座阿尔法甲发出淡黄色的光芒，光芒照耀下的是巨大的气态行星波吕斐摩斯和它的卫星——炎热的潘多拉。

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"Alpha Centauri B is of course a very special case - it's our next door neighbour, " said Stephane Udry of the Observatory in Geneva and senior author of the paper.

BBC: Exoplanet around Alpha Centauri is nearest-ever

And it would also give us insight into what would be needed to think about even sending a probe to Alpha Centauri some 4.37 light years distant.

FORBES: Jump-Starting A Mission To Interstellar Space

But careful measurements over four years showed that the planet whips around Alpha Centauri B in just 3.6 days, and is estimated to have a surface temperature of about 1, 200C.

BBC: Exoplanet around Alpha Centauri is nearest-ever