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This animation presents some interesting facts in physical geography.
This animation demonstrates the process of star development for average and massive stars.
Lunar eclipses occur when the Moon passes through the shadow cone of Earth
The apparent movement of the Sun is caused by the Earth's rotation around its axis.
Flooding rivers can cause numerous environmental issues. Let's see how we can protect ourselves...
During its orbit around the Earth, the visibility of its illuminated part constantly changes.
There are ten national parks in Hungary.
The largest satellite of Pluto is Charon.