銀星砂 :: 天文講座 :: 太陽系世紀天文辯論
Solar System Millennium Debate :: Lectures :: Astronomy @ Stardust Sand

[2006-09-09]

太陽系世紀天文辯論 Solar System Millennium Debate

2006年8月24日,國際天文聯會在捷克布拉格的大會上的投票改寫了歷史,讓當了行星76年之久的冥王星被降級,並出現矮行星的新定義天體。

這次文字上的改動,牽起世界的話題,天文學界對冥王星的看法也兩極化,成為本世紀天文界最激烈的辯論。現在,一群天文學家正向國際天文聯會請願並要求重新定義行星,冥王星的故事和最終命運可說是仍未完結。

為什麼專業的天文學家對冥王星的看法如此不一?太陽系的邊緣究竟是一個怎樣的世界?甚麼是矮行星?這次事件的來龍去脈,故事的峰迴路轉,這講座將為大家細說這場世紀辯論的故事。

On Aug 24, 2006, the voting casted on the 26th General Assembly of International Astronomcial Union, which took place in Prague, Czech Public, changed the history. It changed the 76-year planetary status of Pluto and demoted it as a dwarf planet.

The change on the wordings heatup the debate in the whole world, astronomers are polarized, making this the most heated debate in astronomy in this millennium. Now, a group of astronomers are petitioned against the new definition, so the story is not yet end.

Why the professinoal astronomers have a great difference in the point of view of Pluto? How is the edge of the solar system is looked like? What is a dwarf planet? The story of pluto and the ups and downs of pluto, the lecture is going to revealed.

Powerpoint::

v1.0 2006-09-07 18.2 MB 可觀自然教育中心暨天文館

Supplementary Material::

IAU Discussion on the definition of a Planet Streaming Video
IAU Voting on the final definition Streaming Video

Powerpoint snapshot::

       

Recording Playback::



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