It was probably this discovery that led him to conclude that the universe is heliocentric.

也许正是这一发现使他得出宇宙日心说的结论。

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Phil Plait is the author of "Death From the Skies!", as well as the host of the Discovery Channel show "Phil Plait's Bad Universe".

菲尔·普莱特是《来自天空的死亡！ 》的作者，也是探索频道节目《菲尔·普赖特的不良宇宙》的主持人。

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It was actually not the discovery that something inflates the Universe, but that it expands with an increasing speed.

实际上，并不是他们发现了有什么东西正在让宇宙膨胀，而是宇宙正在加速膨胀。

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His investigation led to the most important astronomical discovery of the Twentieth century -- the expanding universe.

VOA: special.2009.04.29

The discovery is exciting because it suggests that the building blocks of life may be more common in the universe than scientists had thought.

VOA: special.2009.09.30

Hubble's discovery meant a major change in our idea of the universe.

VOA: special.2009.04.29

Three American scientists were just awarded the Nobel Prize in physics on Tuesday for the discovery of just how fast the universe is expanding.

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Riess shared this year's prize with with fellow American Saul Perlmutter and the Australian Brian Schmidt for the discovery, back in 1998, that the expansion of the Universe is accelerating.

BBC: Getting the measure of dark energy

It was pivotal for the discovery of gravity, and led to the conclusion that the stars are incredibly far away and that the Universe is inconceivably large.

BBC: New element named 'copernicium'