There are more than 4,800 satellites orbiting Earth. They bristle with sensors – trained towards Earth and into space – recording and transmitting many different wavelengths of electromagnetic radiation.
From the bizarre and surreal to the stunningly beautiful, here are 10 amazing natural phenomena picked from around Australia.
The Bureau of Meteorology has released its 2017 weather calendar, full of breath-taking images of Australian skies.
Clouds help us predict weather, but these phenomena can take on weird and wonderful forms.
Clouds help us predict weather, but these phenomena can take on weird and wonderful forms.