The China's Mars rover, Zhurong moved from its landing platform onto the surface of the Red Planet at 10:40 a.m. on May 15th, 2021, starting its exploration around the landing site.

2021年5月15日上午10时40分，中国火星探测车“祝融”号从登陆台移至火星表面，开始对着陆点周围进行探测。

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If a rocky planet is big enough - say, 10 times the mass of Earth - it can vacuum up so much hydrogen that its atmosphere ends up constituting most of the planet.

如果一个由岩石组成的行星足够的大——比方说，质量是地球的10倍——它可以吸收如此多的氢，以至于他的大气层最终会形成大部分的行星。

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But with a fifth planet, the simulations produced familiar solar systems 10 times more often.

但是加入第五个行星后，模拟10多次都重新了我们所熟知的太阳系。

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It has also scanned the surface of the planet using Mola (Mars Orbiter Laser Altimeter), which beams an infrared laser pulse towards the surface of the Red Planet 10 times a second.

BBC: New view of giant Martian volcano

The planet orbiting Kepler 10, by contrast, has an orbital period of a mere 20 hours and is so dense that it is probably made of iron.

ECONOMIST: The search for other Earths is hotting up

The best starting point is " Lonely Planet's top 10 Hawaiian vistas", a survey of the best spots across Maui , O'ahu and the Big Island where you will take the obligatory perfect photo and explore from there.

BBC: This is Hawaii week