1000 ans Baobab. Adansonias hauteur 5 à 30 metres (16 to 98 ft) avecun tronc d'un diametre entre 7 a 11 metres (23 to 36 ft.
Streetplanetarium, a scale model of the solar system, with the size of the municipality of Rotterdam. The Sun is an 8 metre circular bench in the city center and the eight planets, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune, are spheres between 3 and 87 centimetres in diametre, at distances between 100 metres and 40 kilometres from the Sun.
Our Milky Way galaxy is a disc with a diametre of 120.000 lightyears. To understand how big that is, imagine it to be the size of Europe. The Earth and the Sun would be invisibly small on that scale and only half a millimetre apart!