喷气推进实验室的科学家们甚至考虑在1986年哈雷彗星经过时发射一个太阳帆与它会合，并沿着它的轨迹飞行。
Scientists at the Jet Propulsion Laboratory even once investigated sending a solar sail to rendezvous and ride along with Halley's Comet during its pass in 1986.
到那时我们太阳系最亮的两颗行星——金星和木星将密切会合，天王星和海王星将发出绿光，不过需要一架好的双筒望远镜才能看到。
That's when the two brightest planets in our own solar system, Venus and Jupiter, will almost unite. Uranus and Neptune will be shining green but will need a good binocular to be seen.
到那时我们太阳系最亮的两颗行星——金星和木星将密切会合，天王星和海王星将发出绿光，不过需要一架好的双筒望远镜才能看到。
That's when the two brightest planets in our own solar system, Venus and Jupiter, will almost unite.Uranus and Neptune will be shining green but will need a good binocular to be seen.
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