14 июл 2006 г. - Pluto is demoted to a dwarf planet

Описание:

Many more similar objects were found outside the solar system but were immediately considered dwarf planets questioning Pluto's planet status. It took 76 years from discovery to lose planet status. The International Astronomical Union demoted Pluto to a dwarf planet.

Добавлено на ленту времени:

Дата:

Изображения: