If they start talking, as the African Union has, of “priority projects”, and drawing up lists that include space programmes, it might be time to run for the hills, or even the stars.
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Alien life, he will suggest, is almost certain to exist in many other parts of the universe: not just in planets, but perhaps in the centre of stars or even floating in interplanetary space.
他认为,外星生物,几乎肯定存在于宇宙的某个角落,不光是在行星上,还有可能存在于恒星的中心,甚至漂浮在星际空间。
And that's not even counting the planets that orbit stars, or smaller, rocky free-floaters that can't yet be detected.
而这还不包括那些不计其数的在恒星旁边老老实实转圈的行星,和那些长得更小、根本不能被发觉的由岩石构成的自由漂浮体。
Still, during this particular night, skygazers in South and Central America could even watch the 5 day old Moon occult or pass in front of some of the brighter Pleiades stars.
不过,在这个特殊的夜晚,中美洲和南美洲的观星人能看到月掩星的天象,月球掩或曰从昴星团的某些亮星前面经过。
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