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The project “Sun for all” aims to promote science in general and astronomy in particular, among students. The project uses 30000 Sun images from Astronomical Observatory of the University of Coimbra. Read more →


Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. Read more →

Home Made Spectroscope

A home-made spectroscope helps to realize that different sources of light do not shine in the same way. Read more →

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Astronomy School for Students

International School of Young Astronomers (ISYA) will be held in Honduras during 22 November - 12 December 2015 Read more →

Spotlight for Portuguese Astronomy

IAU signs agreements for five new coordinating offices of astronomy for development. Read more →

ESA/GTTP Teacher Training 2015

The sixth edition of ESA-GTTP teacher training is now open for applications. Read more →

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