Helps you to understand the Universe

Comparison of optical telescope primary mirrors

Rotating dwarf planet Ceres

An animation that show the size of all kinds of objects in the Solar System and elsewhere in the universe, and the scale of the universe.

A video that takes you further and further into the Universe, from Louise in San Francisco; and than, again from Louise, you zoom in, encountering smaller and smaller particles.

Sounds of planets and Pluto

How was Pluto discovered, om 18 February 1930?

 

Astronomy

 

When Elon Musk, Amazon and Facebook are concerned there is no future for stargazing, with 12,000 extra 'stars' from Musk alone. See this link.

Numbers: a summary of the names of large and small numbers

See here for the official movie Europe to the Stars — ESO’s first 50 years of exploring the southern sky (Full movie, 2015, 1 hr)