Sunday, March 1, 2020

Free Astronomy textbook

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Astronomy  is designed to meet the scope and sequence requirements of one- or two-semester introductory astronomy courses. The book beg...
1 comment:
Wednesday, August 28, 2019

Problems of International Astronomy Olympiad (2011)

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Problems:  http://www.issp.ac.ru/iao/

Problems of International Astronomy Olympiad (2015)

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Main webpage:  http://www.issp.ac.ru/iao/2015/iao15_e.html Problems link: http://www.issp.ac.ru/iao/2015/booklet/index_e.html
Sunday, March 20, 2011

Supermoon 19 Maret 2011

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Karena fenomena Supermoon ini cukup heboh dan banyak menimbulkan salah persepsi, mari coba dibahas sedikit meskipun sebenarnya fenomena ini ...
5 comments:
Monday, March 7, 2011

Documentaries

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Beberapa kumpulan documentary yang menarik untuk disimak. 1. Universe: The Cosmology Quest 2. The Search for Life: The Drake Equation 3. The...
5 comments:
Wednesday, February 9, 2011

Pseudoscience vs Science

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Akhir - akhir ini banyak sekali berita di media massa yang nampak seperti science namun sebenarnya hanya pseudo-science. Berikut ini ada art...
2 comments:
Tuesday, February 8, 2011

A Brief History of Observing the Sun

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A little history of sun-watching and science from our friends at the Solar Dynamics Observatory. Source: Universe Today
Monday, February 7, 2011

Definisi Planet - Mengapa Pluto tidak termasuk kategori Planet?

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Mungkin beberapa tahun lalu, jumlah planet yang kita kenal ada 9, yaitu: Merkurius, Venus, Bumi, Mars, Jupiter, Saturnus, Uranus, Neptunus d...