Images 
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| IAU logo | IAU logo | Norio Kaifu and Xi Jinping | Robert Williams presentation |
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| Norio Kaifu, IAU President | Closing Ceremony of the IAU General Assembly 2012 | Signing of the Memorandum of Understanding between UNESCO and the IAU | Excellence in Astronomy Education and Public Outreach |
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| Star Party | The violent youth of solar proxies | Mosaic image of Titan | 100 Hours of Astronomy: Observing the sky |
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| IAU 2006 General Assembly: Result of the IAU Resolution Votes | IAU 2006 General Assembly: Result of the IAU Resolution Votes | Closing Ceremony at IAU General Assembly 2009 | Closing Ceremony at IAU General Assembly 2009 |
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| Closing Ceremony at IAU General Assembly 2009 | Closing Ceremony at IAU General Assembly 2009 | UNESCO and IAU | Official opening of the International Year of Astronomy 2009 at UNESCO |
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| IAU President Catherine Cesarsky opening the International Year of Astronomy 2009 | Memorandum of Understanding between UNESCO and IAU | Illustration of the dwarf planet Makemake | A couple enjoys watching the night sky |
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| The IAU draft definition of "planet" and "plutons" | The Portal to the Universe | UNESCO Headquarters in Paris | Stonehenge - an existing UNESCO Heritage site |
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| Plutoids | Voting on the IAU Resolution on the plan "Astronomy for the Developing World" | Wendy Freedman, 2009 Gruber Cosmology Prize recipient | Teachers at a workshop |
![Three new planets? [artist's impression]](/static/archives/images/thumbs/iau0601b.jpg) |
![Planet candidates in the Solar System [artist's impression]](/static/archives/images/thumbs/iau0601c.jpg) |
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| Three new planets? [artist's impression] | Planet candidates in the Solar System [artist's impression] | UNAWE activity in India, July 2011 | Robert Kennicutt, 2009 Gruber Cosmology Prize recipient |
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| Jeremy Mould, 2009 Gruber Cosmology Prize recipient | Word Cloud for the International Year of Astronomy 2009 Final Report | Moon through the Galileoscope | IAU 2006 General Assembly: Result of the IAU Resolution Votes |
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| 100 Hours of Astronomy | 24-hour webcast from the largest telescopes | The International Year of Astronomy 2009 Welcomes the 100th Participating Country | IAU 2006 General Assembly: Result of the IAU Resolution Votes |
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| IAU 2006 General Assembly: Result of the IAU Resolution Votes | IAU 2006 General Assembly: Result of the IAU Resolution Votes | IAU 2006 General Assembly: Result of the IAU Resolution Votes | The International Year of Astronomy 2009 in numbers. |
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| The new IAU Officers 2009 | Galilean Nights will see countless people looking up at the skies | Aerial View of the Hawaii Convention Center at night | IAU General Assembly 2009 |
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