International Year of Astronomy

The International Year of Astronomy was a year-long celebration of astronomy, that took place in 2009 to coincide with the 400th anniversary of the first recorded astronomical observations with a telescope by Galileo Galilei and the publication of Johannes Kepler's Astronomia nova in the 17th Century.

Galileo's sketches of the moon

The Universe, Yours to Discover

IYA2009 Cornerstone Projects

IYA2009

• 100 Hours Of Astronomy
• The Galileoscope
• Cosmic Diary
• The Portal to the Universe
• She is an Astronomer
• Dark Skies Awareness
• Astronomy and World Heritage
• Galileo Teacher Training Program
• Universe Awareness
• From Earth to the Universe
• Developing Astronomy Globally

Wikiversity projects

• Create multilingual resources on multiple wikimedia projects - see the coordination page at betawikiversity:International Year of Astronomy
• Wikinews - write an article announcing the IYA to coincide with the opening ceremony on Jan. 15-16, 2009 [1]
• Dark Skies - an opportunity for citizen-scientists to monitor w:light pollution worldwide [2] [3]

• GLOBE at Night (March 16 - 28, 2009) [4] [5]
• Earth Hour - A Global Event on Climate Change (March 28, 2009) [6] [7] w:Earth Hour
• The Great World Wide Star Count (October 9 - 23, 2009) [8] [9]

• 100 Hours of Astronomy (April 2-5, 2009) [10]
• Research Experiences for Students, Teachers and Citizen Science

• Observe the eclipse of Epsilon Aurigae [11]

• ...

See also

• w:International Year of Astronomy
• w:History of the telescope
• w:Galileo Galilei

• w:Sidereus Nuncius (1610) - Galileo's first observations through a telescope

• w:Johannes Kepler

• w:Astronomia nova (1609) - w:Kepler's laws of planetary motion

External links

• International Year of Astronomy